网络安全 Jobs

Web security is an important part of any website or business that utilizes technology. It ensures the safety of customers, employees, and owners. Professional web security experts are dedicated to keeping safe information and data while still making sure the information can be accessed in an effective manner. They specialize in protecting a website from any type of security threats such as malicious code, viruses, and Trojans. Web Security Experts also have a deep knowledge and understanding of digital encryption methods to ensure the privacy of anyone who uses the website or business.

While web security experts typically provide a one-time solution or service, most web security projects require ongoing maintenance for optimal protection. These projects can require monitoring for any potential vulnerabilities, closed-circuit programming for improved internet safety, as well as detailed audit trails for any malicious activities. Freelance Web Security experts have the experience to understand how a website works and can help create a secure environment that benefits from strong passwords and encryption methods.

Here's some projects that our Web Security Experts made real:

  • Stopping malware before it has a chance to cause harm
  • Implementing regulations and standards aligned with local law
  • Enhancing levels of protection with additional factors like captcha
  • Discreet malicious code removal
  • Tightening the areas of weak security
  • Offering advice to ensure long term protection against malware threats
  • Securely backing up data on the site
  • Testing VPS accounts hosting online resources

By having an experienced Freelancer Web Security Expert at your service, you will have peace of mind knowing that your website is protected from malicious activities which could put your business at risk. A protected infrastructure also provides users with a secure environment which gives them confidence in their transactions. With our expertise in protecting sites using coding and programming tools, we can assist you in developing a secure environment for your clients to interact with your company’s products and services safely.

Take advantage of the opportunity to hire the right Freelancer Web Security Expert today by posting your project on and take advantage of professional web security solutions tailored to your specific needs. Give yourself the confidence that you need by allowing us to protect your website from any potential threats so you can focus on running a successful business!

从189,230个评价中,客户给我们的 Web Security Experts 打了4.88,共5星。
雇佣 Web Security Experts


    44 份搜到的工作,货币单位为 HKD

    My company is in need of a thorough vulnerability testing for our Lotus-based email accounts. Our goal is to improve our overall security and we have conducted vulnerability testing in the past. We need this work completed in one week in order to meet our deadlines. If you are a qualified professional with experience in this area, we would love to have you aboard. We expect you to be knowledgeable in the most up-to-date security techniques and be able to identify any potential weaknesses that exist within our system. We rely on our email accounts heavily as they are the lifeblood of our business, so we need this done quickly and correctly. If you think you have the skills and qualifications to get the job done, please consider applying for this project. Thank you!

    $745 (Avg Bid)
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    Project Description: I am looking for an experienced Magento 2 developer to enhance the performance, accessibility, and best practices of my e-commerce website (). The goal is to optimize the site to ensure a smooth user experience, improve our SEO, and boost our conversion rates. Responsibilities: Improve page loading speed by optimizing images, employing Gzip compression, enabling JavaScript and CSS concatenation and minification, and utilizing a CDN. Set up and configure caching, ideally Varnish. Optimize the database by regularly cleaning logs and employing an indexed database. Ensure the site is accessible, including making all interactive elements keyboard-accessible, using alt tags for all images, and ensuring text color has sufficient contrast with the background. Implement sema...

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    Data Entry 6 天 left

    I am in need of a data entry specialist who can accurately and efficiently enter text data into a spreadsheet format. The project is time-sensitive and must be completed within a week. The ideal candidate will have experience with data entry and be able to work quickly and accurately. Skills/Experience Needed: - Proficient in data entry - Experience with spreadsheet formatting - Attention to detail and accuracy - Ability to work under tight deadlines - Strong organizational skills

    $259 / hr (Avg Bid)
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    Hi, I am looking for a full aggregator site. Similar to , , So multiple offerings and target markets around insurance products. This project will be awarded early the week of the 5th June 23 What else would you like to know? Kind regards Ian

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    I am looking for a custom software which enables me to easily sign up for an Academic exam online. The website which will be used for signing up for the exam is , and will require logging in to my account once the exam term is available. Security for my login credentials and personal information is very important, so I need to make sure this application has secure protocols in place. Additionally, I would like the ability to have automatic notifications, calendar integration, and exam preparation resources within the application, as well as randomized behavior and delays to simulate humanlike interaction. If you are knowledgeable in software and programming and would be able to design an application with the listed features and protocols in place, please contact me as soon as possible. Y...

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    I am looking for an experienced ethical hacker to perform penetration testing for my existing business. The successful freelancer should have ample experience in conducting similar projects, and should be able to provide references for their work. The primary security concern that needs to be addressed is penetration testing, with a focus on identifying vulnerabilities in our systems and networks. The ideal candidate should be well-versed in various penetration testing techniques, and should be able to provide a detailed report outlining any potential security risks and recommended solutions.

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    Overview: Need assistance improving site security and requesting blacklist deletion for url that was previously infected with malware. Timeframe for completion of services: 10 calendar days. 1. Explain features and functions of Google cloud services. 1a. Implement google cloud features that would improve our website’s security as we mutually agree. 1b. Implement Google Web Risk API for nefarious urls. 2. Provide a recommendation for a service provider that requests or removes black listings from security authorities. Security authorities examples: (AlphaSOC, Avira, CRDF, BitDefender, etc) 2a. Use to learn what security vendors have blacklisted outside of google and other sources 2b. If no such service exists to make blacklisting deletion request, perform blacklist deletion req...

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    I am looking for a skilled freelancer who can help me improve my website's performance and achieve an A rating with Pingdom. Currently, my website's Pingdom grade is C or below, and I need someone who can implement the necessary changes to improve it. The ideal candidate should have experience working with Pingdom and optimizing website performance. Additionally, I am using a corporate website, so familiarity with this type of website is important. I also have a preferred content delivery network (CDN) that I would like to use, and I need someone who can integrate it into my website to improve its speed and performance. Overall, I am looking for someone who can help me achieve my goal of improving my website's performance and achieving an A rating with Pingdom. If you hav...

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    En Information Insurance buscamos a un experto de seguridad informatica profesional que quiera participar de nuestro proyecto, comprometido al trabajo y dispuesto a ayudar en el objetivo. Pagos por comision.

    $39 / hr (Avg Bid)
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    I am experiencing a redirection issue after installing an SSL certificate on my DigitalOcean Apache server, which hosts multiple domains. When I try to access my website, it redirects me to a different domain. The error message states that the server cannot prove its identity and that the security certificate belongs to another domain. This problem may be due to misconfiguration or potential interference from an attacker. To ensure your bid is considered, please include the statement "I am okay with 600" at the beginning of your bid if you are comfortable with the budget of 600. Bids without this statement will not be taken into consideration.

    $71 / hr (Avg Bid)
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    I am experiencing a redirection issue after installing an SSL certificate on my DigitalOcean Apache server, which hosts multiple domains. When I try to access my website, it redirects me to a different domain. The error message states that the server cannot prove its identity and that the security certificate belongs to another domain. This problem may be due to misconfiguration or potential interference from an attacker. To ensure your bid is considered, please include the statement "I am okay with 600" at the beginning of your bid if you are comfortable with the budget of 600. Bids without this statement will not be taken into consideration.

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    Our page has been hacked. We need to help to find the problem code or file. I cannot add you into the page as a a new security person into our page right now, but can you assist where to find exact this feedback from Google where the problem is. Is this feedback familiar with you. Feedback 1 from Google: I would like to suggest you please get in touch with the web developer and remove (casesongnone[.]live, madweepas[.]live) this particular link from the website Feedback 2 from Google: Investigation: The latest scan of your site detects malware/links that are potentially harmful to you and to the site visitors. Below are the pages that we’ve detected as malicious links: Links: ~3hyyy11ypyplhsl0oxu1bcgn4&fp=NsKDuj%2FN ~3hyy11ypyplhsl0oxu1bcgn4 If you know what this is...

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    Unify Wifi Bridge setup 6 天 left

    I am in need of assistance setting up a Wifi Bridge, and I have the necessary login credentials. I am considered a beginner when it comes to technical knowledge, so I am looking for someone with experience to help me out. The project will involve setting up a wireless bridge connection between two devices, allowing them to communicate over a secure connection. The ideal freelancer for this project should have previous experience setting up and troubleshooting Unifi Wifi bridge connections, a working knowledge of networking principles and protocols, and the ability to explain technical concepts to a novice in an easy-to-understand manner. I have two 2 x Ubiquiti Unifi UAP-AC-M-PRO Outdoor 1750Mbps access points with PoE adapters; the internet is via Starlink, both end points have electri...

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    We are currently seeking an experienced and highly skilled IT Specialist with expertise in web development, payment system integration, calendar integration, server security, funnel creation, workflow implementation, and automation on the ClickFunnels platform. This individual will play a pivotal role in our project, which focuses on building and enhancing websites, landing pages, and implementing various automation processes. Responsibilities: Design and develop visually appealing and user-friendly websites and landing pages. Integrate secure and efficient payment systems into websites to ensure smooth transactions. Implement calendar integration features to enable seamless scheduling and appointment management. Conduct regular server maintenance to identify and eliminate malware, ensur...

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    Network penetration 5 天 left

    My organization is looking for an experienced professional to conduct a full security audit of our network infrastructure and applications. Our current state is somewhat secure, with minor vulnerabilities. We want to accurately identify any weak points and vulnerabilities that could become a security risk. The audit should be comprehensive and provide detailed outcomes of potential security threats. We expect a high level of expertise in establishing a secure network as well as knowledge on up-to-date protocols and technologies. We are open to suggestions and advice on other security measures to maintain a secure and safe network.

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    I am the legitimate owner of a facebook account and i have lost my access to authenticator. I am happy to prove my ownership but this account is linked to my large business and i cannot lose the account. I need someone to assist with override of authenticator to get us access again. Facebook are very very bad with helping us ! The main problem is that the account is an alias account so no official ID document can be provided ! We need someway to get around the authenticator. Please help !

    $784 (Avg Bid)
    4 项参赛作品

    Looking for an advanced certification course in both IT and non-IT fields. I am specifically looking for a course that focuses on a specific certification. Ideal candidates for this project should have experience in providing advanced certification courses in both IT and non-IT fields. The course should be tailored to my specific needs and should provide in-depth knowledge and practical skills.

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    Very simple task will take less than 2 hours to complete. I need someone who is familiar with bits main memory data storage. I will provide more detail information once I am contacted.

    $165 / hr (Avg Bid)
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    I am seeking a skilled C/C++ coder with extensive experience with nginx/lua who can assist me in enhancing DDoS protection for my website. As I am in need of guidance on setting up an nginx/lua setup, the ideal candidate should be able to provide guidance on setting up the configuration. The primary goal of this project is to enhance DDoS protection for my website. The ideal candidate should have experience in implementing DDoS protection and be able to optimize and customize the nginx/lua configuration to meet my needs. I am looking for someone who can work quickly and efficiently to meet my preferred deadline of 1-2 weeks. The ideal candidate should have excellent communication skills to keep me updated on the progress of the project. Skills required: - C/C++ coding - Extensive e...

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    Pnettration Test 4 天 left

    I am looking for a skilled professional to conduct a comprehensive penetration test on my network within a week. The scope of the test will be focused on the network only. I do not have any specific areas or vulnerabilities that I want to be tested, so I will rely on the expertise of the professional to conduct a thorough examination. Ideal Skills and Experience: - Extensive experience in network security and penetration testing - Knowledge of various network vulnerabilities and exploits - Familiarity with network architecture and protocols - Ability to provide detailed reports and recommendations for remediation - Certification in ethical hacking or related fields is preferred If you are confident in your ability to provide a high-quality and timely service, please submit your prop...

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    I am looking for a WordPress developer who can ensure that my website is protected against SQL injection attacks at an advanced level. Additionally, I may require ongoing monitoring and maintenance for my website, although I am not entirely sure at this stage. Finally, I have specific features and plugins that I would like to have additional protection for. Ideal skills and experience for the job include: - Extensive knowledge of WordPress security and protection against SQL injection attacks - Experience with ongoing website monitoring and maintenance - Familiarity with a variety of WordPress plugins and features and the ability to provide additional protection for specific ones.

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    We are seeking an individual to assist us in establishing the security and authentication measures for a small healthcare web-based application. The requirements for this role include: - Implementation of manual user registration. - On the initial login, users must: - Change their password or set up a passwordless process. - Set up a two-factor authentication (2FA) method. It is important to note that password recovery cannot be automated, and users will need to follow a manual procedure. Given our utilisation of the GCP Healthcare API, each user account must be associated with isolated access to the Healthcare API. This ensures that users are unable to access data belonging to others, while administrators retain full access privileges. In terms of tools, our preference is to util...

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    Need Cyber Security Expert for small work Need Network Engineer

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    I want someto protect my website .. getting scrap or automation for filling

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    Certification report needed for our existing Online casino. Ideal candidate should have experience in creating certification reports for technology industry. The project requires in-depth knowledge of industry standards and regulations. Key skills needed include: Experience in creating certification reports in : -Security (logical and physical) -Backup, Recovery and Business Continuity -System logs and game history -Integrations to Remote Gaming System (RGS) -Play Registrations, Accounts and Protection -System Reports The project will involve: - Researching industry standards and regulations - Drafting and compiling information for the certification report - Reviewing and editing the report to ensure accuracy and completeness We are looking for a dedicated and detail-oriented freelance...

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    I am in need of a freelancer to install a DrayTek Vigor 2865AC Firewall for network security. I have no experience setting up firewalls, so I am looking for someone with expertise in this area. The installation will cover less than 10 devices, so it is a relatively small project. Ideal skills and experience for the job include: - Expertise in setting up firewalls - Knowledge of DrayTek Vigor 2865AC Firewall - Familiarity with network security protocols and best practices - Ability to troubleshoot and resolve any issues that may arise during installation

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    Security Analyst Needed 3 天 left

    I am in need of a Security Analyst who specializes in Network Security. The project is urgent and needs to be completed within a week. The ideal freelancer will have extensive experience in Network Security and be able to provide examples of past work in this area. Skills and Experience: - Expertise in Network Security - Strong understanding of security protocols and systems - Experience in vulnerability assessment, penetration testing, and threat analysis - Knowledge of security compliance standards - Ability to provide detailed reports and recommendations for improving network security Timeline: - Urgent, project needs to be completed within a week Please provide your relevant experience in Network Security and how you can help improve our network security in your proposal. Thank you...

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    We are an Israeli based company, Looking for a Cyber Security lecturer for an online project with Africa. a 2-year experience on lecturing on cyber security is a must. a general lecturing experience in the last year a must. a 2-year hand on experience in cyber security is a must.

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    1. Cleartext submission of password The page contains a form which is submitted over clear-text HTTP 2. Session ID exposed Session ID is vulnerable to theft and may lead to Session Hijacking, Therefore, Session ID should never be sent over unencrypted transport and should never be cached. The application should be examined to ensure that encrypted communications are both the default and enforced for any transfer of Session IDs. Furthermore, the Session ID should not be visible. 3. Strict transport security not enforced The application fails to prevent users from connecting to it over unencrypted connections. An attacker able to modify a legitimate user's network traffic could bypass the application's use of SSL/TLS encryption, and use the application as a platform for attack...

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    I am seeking a freelancer with experience in Linux and Wordpress malware cleanup to fix the issues on my website. The project requires someone who can work efficiently to get the site up and running quickly. Symptom: - The website is slow Backup: - Yes, but it's outdated Access: - I have access to both the server and Wordpress admin panel Ideal skills: - Expertise in Linux and Wordpress malware cleanup - Knowledge of security measures to prevent future attacks - Ability to work quickly and efficiently to restore the website - Excellent communication skills to keep me updated throughout the process.

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    I am looking for a data protection software provider who has off the shelves solutions. It has to comply with DPTM AND GDPR. We do not have the time to build it from scratch. Do not waste your time to BID if you do not have the software on hand. We will wish to license the software from you by whitelabeling. Each customer should be given 5 users account. We can commit 100 customers a year. The software has to be deployed on your end on your server. We will pay per license for one customer. One customer license is for 2 years including any needed patching and bugs update in version. Each deployment has to be done within 7 days. Please quote the price of each license below. To bid enter the code: (IHAVEREADYMADEDPSOFTWARE) We will hide the bid if you do not enter the bidding co...

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    I'm looking for a freelancer to help me configure Sitelock services on my website. The protection I need is mainly from malware. I'm not sure yet which security vendor to go with; I'm willing to review and consider any options presented to me. Also, the level of protection I prefer is basic. I would like to receive a quote accordingly. Basically services as TrueShield, SMART Backup

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    I am looking for a skilled developer to create a VPN or proxy Google extension that will allow me to access geo-restricted content. The extension should be designed to work on more than 5 extension or more than 1 browser. Specific features required include a custom server selection, and auto-connect on browser launch. Previous experience in developing similar extensions would be ideal.

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    Linux IONOS malware cleanup 1 天 left

    I am looking for a freelancer who can help me with Linux IONOS malware cleanup for my business website. Recently, I noticed some suspicious files on my server that lead me to believe that my website has been infected with malware. Skills and experience required for this project: - Strong knowledge of Linux IONOS servers - Expertise in malware cleanup and website security - Experience with cleaning up malware from business websites - Familiarity with website backups and restore process I am not sure if I have recent backups of my website, so the freelancer will need to assess the situation and advise me accordingly. The freelancer should also be able to fix any issues that may have caused the malware infection and ensure that my website is secure and fully functional. The freelancer shou...

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    Ethical Hacker 1 天 left

    I am in need of an ethical hacker who can perform a vulnerability assessment on my mobile application. The ideal candidate should have experience in mobile application security and be able to provide both high-level and technical details in the vulnerability assessment report. Skills and Experience: - Experience with mobile application security - Knowledge of common mobile application vulnerabilities - Ability to perform a thorough vulnerability assessment - Experience with both high-level and technical report writing.

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    I am looking for a technical support specialist to help me with a specific issue. I need an ethical hacker to troubleshoot, install, configure, and set up hardware and networks. The ideal freelancer should have relevant past work experience and include a detailed project proposal. Time is of the essence with this issue, so I need the work completed within a week.

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    SIEM tool deployment 1 天 left

    Want to learn about the deployment in WAZUH

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    Hi Can someone help resolve my issue regarding creating Ssl certificate with acme client on our pfsense server. The SSL certificates is for a production server that is hosted on another server with IIS. When the acme wants to create the certificate we get an error "timeout during connect (likely firewall problem)"

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    Mattermost Server Issue with Cloudron: 404 Error I am currently using the latest version of Mattermost and have recently made changes to my server or configuration. More specifically, I have performed software updates, which may have caused the problem. Ideal Skills and Experience: - Experience with Mattermost server and Cloudron platform - Strong knowledge of server updates and configurations - Familiarity with troubleshooting 404 errors - Ability to identify and resolve software conflicts Project Requirements: - Troubleshoot and resolve the 404 error issue on Mattermost server - Identify the root cause of the problem and provide a solution - Ensure that the server and configuration are up-to-date and running smoothly - Provide clear and concise documentation of the steps taken to reso...

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    I am looking for a skilled freelancer to clean and fix my WordPress website from malware infections. The ideal candidate should have experience in website security and be able to identify and remove any malicious code. Skills and experience required: - Proficiency in WordPress - Experience in website security and malware removal - Knowledge of security plugins and solutions such as Wordfence and Sucuri The project entails: - Identifying and removing malware infections from the website - Implementing security measures to prevent future infections - Ensuring the website is functioning properly and without errors I have no preference for a specific security plugin or solution, so the freelancer can choose the best option for the website. The ideal candidate should be able to complete the ...

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    I am in need of a freelancer to help me clean up spam and hacking on my WordPress website. I have identified the specific issue that needs to be resolved. The ideal candidate should have experience in website security and be skilled in cleaning up spam and resolving hacking issues. Skills and Experience: - Experience in website security - Proficient in cleaning up spam and resolving hacking issues - Knowledgeable in WordPress platform - Strong problem-solving skills Access: - Admin Access will be provided for the freelancer to fix the issue.

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    BeyondTrust configuration engineer 1 小时 left

    Hello I am looking for security engineer who is good at BeyondTrust You must be familiar with BeyondTrust I have some technical questions regarding this Let me know

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    ishan kitchen 已经结束 left

    I am in need of a freelancer who can design a website for my Indian restaurant, Ishan Kitchen. The ideal candidate should have experience in website design and knowledge of the restaurant industry. The website should have the following features: - Showcasing our menu with high-quality images - Clear and easy-to-use navigation - Mobile-responsive design - A section for customer reviews - Integration with social media platforms If you are interested in this project, please provide examples of previous website designs you have created and your availability. Thank you.

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    Because most major websites, such as Facebook, Yahoo, Google, Twitter, Linked In, Capital One, cannot keep hackers out, what chance do I have! So I am against forms and databases now. I have developed a way around forms and databases, a great way that probably makes my website, , the most secure website on earth!!! If any hacker gets into my website they won't get any financial information, etc. BUT, even though I have a wonderful website that should be drawing members like crazy --- no one is joining ... I think it's because most people don't see the need for high security that involves NOT HAVING WEBSITE FORMS AND DATABASES. Most people don't care about highs security: they want ease and familiarity --- in other words a form to fill out. So after much distress...

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