WCryptanalysis
WBoomerang attack
WBrute-force attack
WCryptanalysis
WCryptanalytic computer
WCryptoLocker
WCustom hardware attack
WDistributed.net
WDROWN attack
WFrequency analysis
WHardware keylogger
WVigenère cipher
WKeystroke logging
WLocky
WLogicLocker
WMD5CRK
WMetasploit Project
WRiverbank Publications
WTempest (codename)
WZygalski sheets