I'm an expirienced expert in IT security, networking und Linux OSes. I conducted some high complex, international enterprise projects covering security, availability and stability of systems.
already used technologies in different projects:
- operation systems (Linux, Mac OSX, Windows)
- Linux (Debian, Redhat, Ubuntu)
- Virtualization (ESX, KVM, OpenVZ)
- Load-Balancing (F5, Astaro)
- Web Application Firewall (F5)
- Services (MS Active Directory, Samba, BIND, DHCP, Apache, Squid, Radiator, qmail, sendmail, heartbeat, cups)
- Logging (syslog, rsyslog, syslog-ng, Arcsight Logger)
- Integrity Checking (samhain, AIDE, OSSEC)
- Databases (mysql, Toad)
- Encryption (,Certificates, GnuPG, PGP, openssl, cryptoloop, encfs, truecrypt)
- Scripting (Bash, Windows-Shell)
- Programming Basics (Perl, Python, C++, Javascript, jquery)
- Documentation (TWiki, Mediawiki, OTRS, MSProjekt, XMind, MSVisio)
- network protocols (Layer2, IP, TCP, UDP, ICMP, IPsec, IPv6, ICMPv6, DHCP, ARP, DNS, NTP, HTTP, SMB, RADIUS, SMTP, LDAP, BGP, OSPF, SAP)
- VoIP (asterisk)
- Firewalling (iptables, Sophos, Cisco PIX/ASA, Checkpoint)
- Intrusion Detection (Snort, Cisco IPS, ISS Proventia, McAfee IPS, Shadow)
- Endpoint Security (McAfee EPO, Sophos Endpoint Protection)
- Security Information and Event Management (ArcSight, CEF)
- Penetration Testing (Nessus, nmap, queso, Whisker, Nikto, ISS Security Scanner, Kismet, airsnort, hping, scapy)
- Routing (Cisco IOS, gated, quagga)
- Switching(Cisco IOS, Cisco CatOS)
- Security Incident Handling (TCT, Sleuthkit, Autopsie)