What's that swirly pattern? It's a moiré, and it has potential power

Just as wave-like patterns can appear on a computer screen when pixels do not align, new research led by Flinders University ...
BBC

Passwords, encryption, physical security, anti-malware and firewalls

The purpose of a password is to verify who a user is. Without knowing the password, you cannot use a user ID to sign into a network. Unfortunately, many people have user IDs and passwords for many ...