- Spam hole in Google Mail, The H Security
- Exploit released for unpatched Windows hole exposed by Stuxnet, The H Security
- Apple iOS 4.2 update addresses multiple security issues with WebKit, Zero day at ZDNet
- iOS 4.2.1 already hacked, The H Security
- HTTPS Everywhere evolves defenses specifically for Firesheep, EFF
- Fake WiFi traps smart phones, BBC
- Android vulnerability permits data theft, The H Security
- Rootkit in a network card demonstrated, Slashdot
- Windows zero day allows remote code execution, The Register
- New Windows kernel vulnerability bypasses UAC, Slashdot
- Withdrawal of algorithms used for encrypting GSM, Schneier on Security