Internet Security Freelancers

Showing 324 freelancers

Internet Security Freelancers

Showing 324 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
  • 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
    • $55.56 HOURLY RATE
    • 5.0
    • 81 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:
  • Wordpress Developer, Webmaster, Sytem Admin, Security Consultant

    I've been in the web development field for more than 4 years, when I started developing PHP/MySQL applications for a local company. I've worked on a variety of applications. Over the last 4 years I've dedicated … more

    I've been in the web development field for more than 4 years, when I started developing PHP/MySQL applications for a local company. I've worked on a variety of applications. Over the last 4 years I've dedicated myself to work with Wordpress, so I'm capable of creating complete Wordpress sites from scratch, that include customized code (writing modules), convert/create themes, SEO, Social Media Integration and Hardening. I also have worked on Windows and Linux servers, performing installations / configurations / hardening and have some experience in the following areas: SQL, PHP, MySQL, XHTML, CSS.  less

    wordpress seo xhtml css security php linux-system-administration 00 more less
    • $27.78 HOURLY RATE
    • 5.0
    • 1867 HOURS
    • COLOMBIA
    • LAST ACTIVE
    • 2 PORTFOLIO ITEMS
    • 3 TESTS
  • Expert FreeBSD/Linux Administrator

    • 13 years of system administrator experience in multiplatform Unix and Linux environments, with hands-on expertise in networking, scripting, and systems integration. • Excellent technical skills, with strong knowledge of current and emerging technologies. • Strong communication abilities, with history of providing on-site … more

    • 13 years of system administrator experience in multiplatform Unix and Linux environments, with hands-on expertise in networking, scripting, and systems integration. • Excellent technical skills, with strong knowledge of current and emerging technologies. • Strong communication abilities, with history of providing on-site support to wide range of clients. • Experience working in fast-paced, deadline-oriented environments. • Solid background in technical support, capacity planning, and security. • Planing and coordinating the installation, configuration and testing of complex hardware, operating system and application software environments.  less

    unix-system-administration perl unix-shell apache-administration mysql security network-administration 00 more less
    • $25.00 HOURLY RATE
    • 4.0
    • 7 HOURS
    • SPAIN
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 6 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
  • 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:
  • 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
    • 3666 HOURS
    • PHILIPPINES
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 7 TESTS
  • Data Security

    Having more than 16 years of experience in TCP/IP protocol, Bridging and Switching concepts, LAN technologies such as Ethernet-CSMA/CD, STP, RSTP, Ether channels, Inter VLAN Routing, VLANS, Tagging - IEEE802.1q, Working Knowledge with routing protocols - RIP V1/V2 … more

    Having more than 16 years of experience in TCP/IP protocol, Bridging and Switching concepts, LAN technologies such as Ethernet-CSMA/CD, STP, RSTP, Ether channels, Inter VLAN Routing, VLANS, Tagging - IEEE802.1q, Working Knowledge with routing protocols - RIP V1/V2, EIGRP, OSPF and BGP, Knowledge on HSRP, VRRP, GLBP, MPLS, BGP, Knowledge on WAN Protocols HDLC, Frame Relay and PPP, VPN tunneling, Cisco Router: 1700, 1800, 2500, 2600, 3600, 3745 and 3845, Cisco Switches 500, 1900, 2950, 2960 3750, Good understanding of Cisco Security Product and Technology, Firewall- Cisco PIX, Cisco ASA, Fortinet, Juniper, Cyberoam, Intrusion Prevention - Cisco IDS and IPS, Cisco Network access control - END point Protection, VPN - IPSec and SSL, Authentication - Radius and Cisco TACACS+ (Cisco ACS), Web Security -Bluecoat, Ironport , Fortinet , Cyberoam.....  less

    security 00 more less
    • $22.22 HOURLY RATE
    • NO FEEDBACK GIVEN
    • 0 HOURS
    • INDIA
    • LAST ACTIVE
    • 0 PORTFOLIO ITEMS
    • 3 TESTS
    ASSOCIATED WITH:
loading