A zero-day attack exploits vulnerabilities before a patch exists. Learn about the five-phase window of exposure and layered defences. … More Zero-Day Attacks: What They Are and How to Defend Against Them
TLS is the successor to SSL and provides encryption, authentication, and data integrity. Covers the TLS handshake, TLS vs SSL differences, and the four design goals. … More Transport Layer Security (TLS): How It Protects Your Data in Transit
Sandboxing creates isolated execution environments that prevent untrusted programs from affecting the real system. Covers ASP.NET trust levels, Virtual Machines, Proof-Carrying Code, and malware analysis sandboxes. … More Sandboxing: Running Untrusted Code Safely
Code signing uses digital signatures and CA-issued certificates to verify that downloaded software is genuine and unmodified. Covers how it works, signable file types, and its limitations. … More Code Signing: Establishing Trust in Internet-Distributed Software
