Security Freelancers

Showing 76 freelancers

Security Freelancers

Showing 76 freelancers

  • Information Security Manager

    Career security management professional whose qualifications include a degree in Computer Engineering; ISO27001 Probationary Auditor, Certified Ethical Hacker, MCSE, and MCSA:Messaging designations; and detailed knowledge of security standards, technologies and best practices. Seven years of protecting information with diverse … more

    Career security management professional whose qualifications include a degree in Computer Engineering; ISO27001 Probationary Auditor, Certified Ethical Hacker, MCSE, and MCSA:Messaging designations; and detailed knowledge of security standards, technologies and best practices. Seven years of protecting information with diverse experience and overall understanding in business governance, security operations and management, network infrastructure, systems engineering, and research and development.  less

    security 00 more less
    • $11.11 HOURLY RATE
    • 5.0
    • 58 HOURS
    • PHILIPPINES
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 3 TESTS
  • Systems Administrator

    Software: Linux – Practical experience. Started to study Linux kerne from Gentoo. I've worked at different tasks from simple to complex. Write different articles, technical documentation, video lessons for Gentoo Linux. MS Windows 9x/NT/2k/XP/2k3 – Small experience … more

    Software: Linux – Practical experience. Started to study Linux kerne from Gentoo. I've worked at different tasks from simple to complex. Write different articles, technical documentation, video lessons for Gentoo Linux. MS Windows 9x/NT/2k/XP/2k3 – Small experience with servers. Wrote different programs. FreeBSD/OpenBSD/MacOS – Have good experience Used: Control panels (WHM/cPanel, Plesk, DirectAdmin, Webmin, ISPConfig etc.) Monitorig (Cacti, Nagious, Zabbix, logwatch, logsentry etc.) Virtual Private Networks (OpenVPN, PPTP) Backup systes (rsync, duplicity, amanda) Database management systems (Oracle, Sybase, MySQL, MSSQL Server etc.) Firewalls (iptables, ipchains, ipfw) Proxy servers (squid+squint+sqstat+rejik) File sharing (Samba, NFS etc.) Webservers (Apache, LightHTTPD, nginx, Tomcat) FTP server (vsftpd, proftpd, wu-ftpd) Security: Wrote articles, and started to study security of web-applications. Love to study computer-programs vulnerabilities. Studied PHP/ASP/Perl source injection, SQL injection, XSS (Cross Site Scripting), HTTP Response Splitting (beginner level). Wrote some articles. Computer languages: Programmed different scripts/utilities in C/C++, Bash, Delphi, C#, Java/JSP/JavaScript, PHP, SQL Worked with: Apache, Backup, Bash, BIND, Cacti, CentOS, cPanel, CSF, Debian, DirectAdmin, Enterprise, Exim, Fedora, FreeBSD, Gentoo, GPG, iptables, Jail, Java, JDK, LAMP, Liferay, Linux, logwatch, Monitoring, MySQL, mysqldump, nginx, OpenBSD, OpenSSH, OpenSSL, OpenVPN, Performance, phpMyAdmin, Plesk, PostgreSQL, Production, ProFTPd, PureFTPd, rkhunter, rsync, Samba, screen, Security, Server, SNMP, snmpd, Squid, sshfs, stunnel, sysctl, Tomcat, Ubuntu, VirtualBox, VMware, VMWare, VNC, VPN, VPS, vsFTPd, Webmin, wget, Zabbix, zyxBackup  less

    virtualization security 00 more less
    • $3.33 HOURLY RATE
    • 4.8
    • 210 HOURS
    • MOLDOVA
    • LAST ACTIVE
    • 4 PORTFOLIO ITEMS
    • 9 TESTS
  • Security Professional

    Over the years of My Experience i have worked as Programmer with multiple languages then moved to be a system Admin for Linux and windows > RIght now i am a Application security Expert this giving me a power to understand … more

    Over the years of My Experience i have worked as Programmer with multiple languages then moved to be a system Admin for Linux and windows > RIght now i am a Application security Expert this giving me a power to understand the client need from Network Layer (Layer3) until the application Layer Layer 7.  less

    security network-administration linux-system-administration windows-administration firewalls 00 more less
    • $24.44 HOURLY RATE
    • 4.7
    • 3 HOURS
    • EGYPT
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 6 TESTS
    GROUPS:
  • Lifelong Writer, Sky-High Aspirations

    Writing is in my blood. I love to write everything from prose to poetry to screenplays and much more. My passion is film, I'm an avid screenwriter and huge movie nerd. I've moved around a bunch since high … more

    Writing is in my blood. I love to write everything from prose to poetry to screenplays and much more. My passion is film, I'm an avid screenwriter and huge movie nerd. I've moved around a bunch since high school, having been in the Marines and living in four different homes in the last five years. I've been all over the Mid-Atlantic. I've worked office/admin, security, food service, warehouse, you name it. I'm eager to contribute to any and all projects you may have. Never hesitate to say "hi."  less

    security network-security computer-repair 00 more less
    • $13.89 HOURLY RATE
    • 5.0
    • 0 HOURS
    • UNITED STATES
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 1 TEST
  • PeopleSoft Security Consultant/Project Manager/Proofread/Web Research

    I have handled PeopleSoft Security and PS admin for more than three years. My skills and experiences include Microsoft Office, UNIX, Oracle Database and MS-SQL. I have been with a huge I.T. company, and on the Peoplesoft support team … more

    I have handled PeopleSoft Security and PS admin for more than three years. My skills and experiences include Microsoft Office, UNIX, Oracle Database and MS-SQL. I have been with a huge I.T. company, and on the Peoplesoft support team for more than three years. This has helped me develop the skills mentioned above. I also have been doing proofreading, editing, web research, email handling, data entry and project management since 2011. I also have experience with technical writing. I am seeking opportunities where my experiences and skills can be utilized to improve customer satisfaction.  less

    security microsoft-word microsoft-excel sql unix-shell microsoft-powerpoint technical-writing content-writing 00 more less
    • $7.22 HOURLY RATE
    • 4.6
    • 3336 HOURS
    • PHILIPPINES
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 7 TESTS
  • Linux Server Administrator / Cloud Computing

    I have more than 8 years experience in linux. I'm already RHCSS RHCE knowledge level. I had been work as IT support engineer and vice manager for ONE year before starting my master degree. I was supporting Winserver 2008 … more

    I have more than 8 years experience in linux. I'm already RHCSS RHCE knowledge level. I had been work as IT support engineer and vice manager for ONE year before starting my master degree. I was supporting Winserver 2008 and linux servers I was tutor in University in computer science for 3 years and I have great experience dealing with teaching stuff and educational work flow My master is about cloud computing so I'm working now with cloud stack and already worked with openstack and eucalyptus. I have stable high speed 5 M line and plenty of time to work and be helpful for every body  less

    linux-system-administration arabic ubuntu centos amazon-ec2 c# security python latex 00 more less
    • $22.22 HOURLY RATE
    • 5.0
    • 54 HOURS
    • MALAYSIA
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 3 TESTS
  • Security expert- ITechsec.Ethical hacker. Penetration tester.

    If I want to introduce myself in one word , " I am a warrior against hackers or evil men do want waste your online business or reputation. I will ensure you 100% satisfaction with my development and hacking removal task. I … more

    If I want to introduce myself in one word , " I am a warrior against hackers or evil men do want waste your online business or reputation. I will ensure you 100% satisfaction with my development and hacking removal task. I work with below fields: -Penetration Testing - Joomla/Wordpress/osCommerce/Magento/Drupal and all CMS/forum devlopment. - Virus/Rootkit/Backdoors detection and removal - Web pages monitoring - Hacking recovery (shared hosting plans to dedicated servers) - Vulnerability patch - Audit - 24/7 Server Security Management - Full security audit (Linux dedicated/VPS servers) - System/Network Monitoring - Security updates/upgrades and hardening - Perl/CGI et PHP scripts audit -SQL Injection, XSS Cross site scripting - Havij, burp suite, sqlmap, web scarab - DDoS attack mitigation - Comment spams (blog, forum, contact form) As well as I do development work with different cms and php. Best regards, ASHRAFUZZAMAN .  less

    automotive-engineering network-security wireless-security security database-administration computer-networking penetration-testing mysql php data-entry 00 more less
    • $27.78 HOURLY RATE
    • 4.9
    • 4 HOURS
    • BANGLADESH
    • LAST ACTIVE
    • 4 PORTFOLIO ITEMS
    • 3 TESTS
  • Expert in E-Commerce, iPhone Business/Gaming Apps, Wordpress, PHP, SEO

    More than 7 years experience in Programming, Web design and iPhone Application Development, more than 600 successfully completed projects with excellent feedback. I am looking for challenging web development task that require strong professional attitude and wide knowledge of different … more

    More than 7 years experience in Programming, Web design and iPhone Application Development, more than 600 successfully completed projects with excellent feedback. I am looking for challenging web development task that require strong professional attitude and wide knowledge of different technologies. I am offering my services as an all round web developer (both back end and front end components), recently specialized to iPhone Apps, Joomla, Wordpress, osCommerce, ECommerce, Web Application Development and several MVC frameworks. I believe that visual communication can convey meaning, where words are powerless. I believe in the brand, because it represents a company's reputation and i know how to value it. Each new project is a challenge for which I am ready to respond with the fullness of our belief and create the most valuable and sustainable asset - the Brand... what I do best. Hire me for Emergency fixes, Elegant Designs, Technical maintenance, consultation, Project planning or full project development from scratch. I also love pioneering!  less

    php jquery wordpress html5 seo css3 iphone-app-development security website-development web-design 00 more less
    • $27.78 HOURLY RATE
    • 5.0
    • 80 HOURS
    • INDIA
    • LAST ACTIVE
    • 8 PORTFOLIO ITEMS
    • 12 TESTS
    GROUPS:
    ASSOCIATED WITH:
  • Web development+PHP+mysql+wordpress+Smarty +prestashop-Content writing

    Over the last 8 years, I have developed a wide range of websites using HTML, DHTML, PHP, and MySQL, wordpress, codeigniter, Google API v3, Facebook API including sites for start up companies and small businesses. My core competency lies in … more

    Over the last 8 years, I have developed a wide range of websites using HTML, DHTML, PHP, and MySQL, wordpress, codeigniter, Google API v3, Facebook API including sites for start up companies and small businesses. My core competency lies in complete end to end management of websites ,php, mysql, wordpress, blog, bbolg, prestashop, codeigniter, interspire, content development, data entry, accounts, Google API v3 etc..  less

    php mysql security html css content-writing wordpress prestashop facebook-api google-maps-api 00 more less
    • $10.00 HOURLY RATE
    • 4.9
    • 1293 HOURS
    • INDIA
    • LAST ACTIVE
    • 42 PORTFOLIO ITEMS
    • 10 TESTS
    GROUPS:
    ASSOCIATED WITH:
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