Activation key for Avast Home Edition ShowActivation key for Avast Home Edition
Application
The anti-virus AVAST Home Edition is free which however requires a free activation key valid for one year to perform.
Application
Click on below link:
http://www.avast.com/fre/home...
Activate Windows XP ShowActivate Windows XP
To determine if your version of Windows is activated or windows reminds you to activate the system (normally windows must be activate 30 days after installation). So to activate Windows manually
just click on...
Activate your Firewall ShowActivate your Firewall
There are two ways to activate your firewall with Windows XP. The most simple way to do it is to download it from the link http://www.tiscali.co.uk/help/nbfirewall.html
If you do not want to use this you can do...
Removing Alpha Antivirus scam ShowRemoving Alpha Antivirus scam
Issue
Uninstall/Remove Alpha Antivirus
Note
Issue
Be careful of Alpha Antivirus, this is a fake antivirus (scam), which main purpose is to steal money and isn’t reliable at all! Alpha Antivirus, at start...
Public-key systems Showthe principle of public-key encryption
The principle of asymmetric encryption (also called public-key encryption) first appeared in 1976, with the publication of a work about cryptography by Whitfield Diffie and Martin Hellman.
In an asymmetric...