Information Security - Applications

Ad-Aware Free Antivirus+
BlackArch Linux
DigiNinja
Kahu Security
Kali Linux
Kippo
Let's Encrypt
Lightweight Portable Security (LPS) Linux
Malwarebytes
Microsoft Safety and Security Center
ModSecurity
Network Security Toolkit (NST)
NSA Playset
Off-the-Record Messaging (OTR)
OpenSSH
OpenSSL
PeaZip
Samhain Labs
Security Onion
Shmoo Group
Subgraph OS
Sysinternals
Tails OS
ZMap