Security Freelancers

Showing 57 freelancers

Security Freelancers

Showing 57 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
  • Software,Network engeneer.Security researcher

    #Network skills Create and Support ISP and WISP networks Wimax,Wifi,Fiber optic network's support Monitoring and troubleshooting Technical,Software,hardware support and consultation __________________________________ # Penetration Testing & Security Network Penetration Testing . . System security audit Debugging,Disassembling Website,Webapp security … more

    #Network skills Create and Support ISP and WISP networks Wimax,Wifi,Fiber optic network's support Monitoring and troubleshooting Technical,Software,hardware support and consultation __________________________________ # Penetration Testing & Security Network Penetration Testing . . System security audit Debugging,Disassembling Website,Webapp security pentest Reverse Engineering Firewalls,IDS,IPS implementation __________________________________ # IT IT Audit IT Administration . Server administration Project Managment . VMware Administration . Microsoft Products . Monitoring Projects . __________________________________ # Software Development: C/C++(OOP) Assembler x32 (Windows) Embarcadero Windows Network Programming QT .NET Framework 3.0 , 3.5 , 4.0 MS SQL Server 2005/2008, MySQL  less

    security 00 more less
    • $38.89 HOURLY RATE
    • NO FEEDBACK GIVEN
    • 0 HOURS
    • GEORGIA
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 2 TESTS
  • 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
    • 3326 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
    • $20.00 HOURLY RATE
    • 5.0
    • 80 HOURS
    • INDIA
    • LAST ACTIVE
    • 8 PORTFOLIO ITEMS
    • 12 TESTS
    GROUPS:
    ASSOCIATED WITH:
  • well motivated guy for challenging job

    I am a well motivated hard working person with lot of patience and farsightedness.I am young, versatile and smart professional, a self motivated, hard working, fast learner, dedicated, multi-tasking and problem solver individual who can work independently, with a … more

    I am a well motivated hard working person with lot of patience and farsightedness.I am young, versatile and smart professional, a self motivated, hard working, fast learner, dedicated, multi-tasking and problem solver individual who can work independently, with a good communication and exceptional team-building skills. If given me a opportunity i will prove my mettle.  less

    windows-movie-maker creative-writing sales google-searching translation data-entry medical-transcription dental-technology e-health nursing medical-writing security oil-painting translation-english-kannada translation-kannada-english short-story-writing editorial-writing stock-management 00 more less
    • $6.67 HOURLY RATE
    • 5.0
    • 10 HOURS
    • INDIA
    • LAST ACTIVE
    • 3 PORTFOLIO ITEMS
    • 8 TESTS
  • system administrator, python developer, IT-security specialist

    Dear potential client! I am a highly qualified professional with extensive experience. The area of my interests - Unix / Linux systems, security, and automation. I have many projects in the field of security, automation, installation and configuration of various web services … more

    Dear potential client! I am a highly qualified professional with extensive experience. The area of my interests - Unix / Linux systems, security, and automation. I have many projects in the field of security, automation, installation and configuration of various web services. I know several programming languages, but my favorite language now is Python. Self-motivated and responsible, I trying always to achieve goals that have been set.  less

    unix-system-administration python security ms-dos-administration lamp-administration centos windows-administration zabbix ubuntu firewalls autoit snort unix-shell selenium-webdriver linux-system-administration network-security puppet-administration microsoft-excel openbsd freebsd web-scraping arduino 00 more less
    • $18.89 HOURLY RATE
    • 5.0
    • 27 HOURS
    • UKRAINE
    • LAST ACTIVE
    • 4 PORTFOLIO ITEMS
    • 15 TESTS
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