Sophos unveiled free antivirus software today that Macintosh users can install to detect and block malware that targets computers running the Mac operating system. Sophos Anti-Virus Home Edition for Mac also detects malware written for Windows that Mac users can spread via USB drives and e-mail
Clipperz is a free and anonymous online password manager. Local encryption within the browser guarantees that no one except you can read your data. Nothing to install.