Lookout - Protect your mobile phone and download apps without worry.
Anti-Virus + Firewall:
· Run a virus scan on your system to quickly find malicious files. Block scans and exploit attempts
MobileVirusGuard antivirus is a reliable solution, designed to protect your Windows Mobile device against malicious programs targeting Pocket PCs and smartphones.There are absolutely no costs associated with MobileVirusGuard antivirus. You can download and install it completely free of charge
MobiShield anti-virus provides complete protection against viruses, malware and spyware. It protects your smartphone by running in the background of your phone in real time
NetQin Mobile Anti-virus provides you complete protection against viruses, malware and spyware. Running in the background at low power consumption, this application allows you to surf the web and download applications without concerns of a virus attack
Quick_lock is a file locking application enhancing the security of your mobile device. It allows protecting your sensitive files against unauthorized access or even malicious software! Quick_lock ensures that your files and directories will stay immune against any attempts to play, display or modify locked files in case your mobile device gets lost or stolen
Spybot - Search & Destroy (Pocket PC) - While viruses for Symbian and Windows Mobile currently seem more like proof-of-concept studies, the Windows Mobile platform offers malware writers who already know Windows a very similar environment
UMU Scan is a fast, powerful and easy to use antivirus tool for securing your Pocket PC against known virus threats, spyware and malicious applications that may render your phone unusable and increase your monthly phone bill