Stories by Roger A. Grimes

Do you still need a firewall?

Traditional firewall software no longer provides meaningful security, but the latest generation now offers both client-side and network protection.

Is your vendor being honest about AI?

Some vendors who claim their products use artificial intelligence or machine learning technology are really using rules-based engines. Here's how to spot the lie.

Why aren't we using SHA-3?

The Secure Hash Algorithm version 3 fixes flaws in the now-standard SHA-2 cipher. Here's how to prepare for a migration to SHA-3 when SHA-2 is inevitably compromised.

How bad are Meltdown and Spectre?

Some people aren't taking hardware vulnerabilities like Meltdown and Spectre seriously. Here's a point-by-point rebuttal to their arguments.