Keylogger is a software installed at the suspect or victims Computer to detect every action he/she does.
To Protect Your Computer From Such Kind Of Keyloggers :
[ul][li]
Use A Good Antivirus[/li][/ul]
Any Antivirus Which Is Competely Updated Might B Able To Detect Keyloggers
[ul][li]
Kaspersky[/li][li]
Avast[/li][/ul]
[ul][li]
Use Anti- Keyloggers and Anti-spyware[/li][/ul]
Few Anti-spywares or anti-keyloggers can also b used
[ul][li]
Spyware Cease[/li][/ul]
[ul][li]
Sky Anti-spyware[/li][/ul]
[ul][li]
Use Firewalls[/li][/ul]
Also
Using Firewalls , V Could Block Such Keyloggers
[ul][li]
FortKnox Personal Firewall[/li][/ul]
[ul][li]
Comodo Firewall[/li][/ul]