Security Freelancers

Showing 466 freelancers

Security Freelancers

Showing 466 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
  • BSc in Computer Science and Engineering

    Hello, I am Ismat, a full time virtual assistant from Norway. I have completed my bachelor degree in Computer Science an Engineering. Now a MSc student in Information Security (2012 - present). I am eager to help clients for achieving their … more

    Hello, I am Ismat, a full time virtual assistant from Norway. I have completed my bachelor degree in Computer Science an Engineering. Now a MSc student in Information Security (2012 - present). I am eager to help clients for achieving their organisational as well as personal goals. I always seek new challenges and new opportunities. Though I am new here in Odesk, but trying to make a good profile here with lots interest. Regards, Ismat  less

    security 00 more less
    • $5.56 HOURLY RATE
    • NO FEEDBACK GIVEN
    • 0 HOURS
    • NORWAY
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 0 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
  • Network Engineer

    Fast learner, fast worker, quality contractor. Can administer the network, build scalable network infrastructure, implement various network services. I have experience in network design and security tuning, always available to discuss new opportunities. Excellence in troubleshooting networking problems Experience with … more

    Fast learner, fast worker, quality contractor. Can administer the network, build scalable network infrastructure, implement various network services. I have experience in network design and security tuning, always available to discuss new opportunities. Excellence in troubleshooting networking problems Experience with: Cisco 800 Series ISR, Cisco 1800/1900, Cisco 2800/2900 Series ISR, 3900 Series ISR Cisco Catalyst 2960, 3550, 3560, 3750, 4500, SMB-300 Cisco ASA and Cisco PIX firewalls FortiWeb web firewall Juniper Devices: SRX 240H-Poe, SRX 1400 and SRX 3400 firewalls, Juniper EX 2200, 4200 and 4500 switches Security Technology VPNs (Site-to-Site, IPSec, Remote Access, SSL, WebVPN, GET VPN, DMVPN, ezVPN), Cryptography, AAA, Radius, TACACS+, ACL, NBAR, IOS Firewall, IOS Security, 802.1x, CBAC, Cisco Secure ACS, Cisco VPN Client, Cisco MARS. Routing Static Routing, IGRP, EIGRP, OSPF, PBR, Route Filtering, Redistribution, Summarization Features & Services IOS Features, HSRP, IRDP, NAT, SNMP, SYSLOG, NTP, DHCP, DNS, HTTP Voice over IP Cisco Unified Communications Manager(CUCM), Call Manager Express (CME),  less

    cisco-routers cisco-ios vpn security 00 more less
    • $27.78 HOURLY RATE
    • 4.9
    • 36 HOURS
    • GEORGIA
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 5 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:
  • 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
  • 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
  • QA, Quality Assurance, Software Testing, Product testing, BETA, UAT, M

    We are specialist Independent QA/Testing consultancy company propelled by a team of bright, efficient & committed individuals, having acquired their professional acumen from the India's premier technological institutes and based out in National Capital Region of India. We have … more

    We are specialist Independent QA/Testing consultancy company propelled by a team of bright, efficient & committed individuals, having acquired their professional acumen from the India's premier technological institutes and based out in National Capital Region of India. We have built strong practices and cover industry verticals like financial services, telecom, healthcare, SCM, Mobile, network security, travel, E-commerce, manufacturing and retail. Our testing team with diverse experience brings an enviable breadth and depth of knowledge to every project. Requirements are rapidly understood and required testing is engineered with precision, often with the added benefit of reducing your time to production/market. Getting things right first time enables us to offer a warranty with every project. Our company is equipped with the caliber & capability to develop a variety of software products to suit the clients' requirements and capable of offering the complete testing solutions (that include test strategy, test design, test cases development, test execution, QA coordination, support for UAT, alpha and BETA). We are pool of people having experience from 2-11 years. And testing center is functioning in Noida, India. And easily accessible 24x7.  less

    software-qa-testing software-testing database-modeling database-testing security 00 more less
    • $8.89 HOURLY RATE
    • 4.3
    • 1641 HOURS
    • INDIA
    • LAST ACTIVE
    • 8 PORTFOLIO ITEMS
    • 1 TEST
    ASSOCIATED WITH:
  • MCITP, MCSE, Virtualization, Network Engineer/Mangr, Writer

    Experienced Technology Leader, Implementation Manager, Change Agent and MCSE/MCITP. In-depth knowledge of IT systems and operations, project management, large-scale system implementations and information security with over twelve years with hands on experience as an Enterprise Administrator and Network Manager … more

    Experienced Technology Leader, Implementation Manager, Change Agent and MCSE/MCITP. In-depth knowledge of IT systems and operations, project management, large-scale system implementations and information security with over twelve years with hands on experience as an Enterprise Administrator and Network Manager in NT, 2000, 2003 and 2008 environments. Extensive experience in Server Virtualization including VMware and Hyper-V integrated with HP and EMC SANs. Practiced understanding of Exchange, Lync Server 2010, Fortigate UTM devices, Active Directory, PKI and DFS. Five years of experience as a corporate Microsoft/Certification trainer and serving as an MCSE/CCNAinstructor for technical schools, colleges and corporations such as AT&T; and Comcast Cable. I have created course curriculum for two online schools. I am extremely proficient in Server 2012 and 2008, including Server Core edition, Hyper-V, Fortinet, VMware, Procurve, HP and EMC SANs, Active Directory, Exchange, SQL, Procurve switches and many other technologies. I have been highly involved in server virtualization for seven years and am proficient in both VMware and Microsoft Hyper-V. I am also a professional writer and have contributed to several white papers and authored published articles in professional journals. Have also written and reviewed test questions for IT professional certifications. I am looking for other opportunities to supplement my work load. My Microsoft Profile can be accessed by this link: http://www.mcpvirtualbusinesscard.com/VBCServer/brad.rudisail/profile For more information on me go to www.bradinthecloud.com  less

    virtualization security technical-documentation microsoft-active-directory technical-writing white-paper-writing windows-administration 00 more less
    • $36.94 HOURLY RATE
    • 4.8
    • 1765 HOURS
    • UNITED STATES
    • LAST ACTIVE
    • 1 PORTFOLIO ITEM
    • 3 TESTS
    GROUPS:
  • Network Consultant

    Over the past 8 years I have worked in a number of IT positions ranging from Web Design to Network Architech type positions for ISPs. I am continuously improving my skills and as a result I have obtained a number … more

    Over the past 8 years I have worked in a number of IT positions ranging from Web Design to Network Architech type positions for ISPs. I am continuously improving my skills and as a result I have obtained a number of highly respected industry certifications. As a full time consultant I am seeking clients that offer projects that further my skill sets with the chance of forming a long term business relationship.  less

    security 00 more less
    • $111.11 HOURLY RATE
    • NO FEEDBACK GIVEN
    • 105 HOURS
    • CANADA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 5 TESTS
    ASSOCIATED WITH:
loading