Heidi Helen Pilypas’s Reviews > Hacked: The Secrets Behind Cyber Attacks > Status Update

A zero-day vulnerability is a security flaw unknown to the software vendor and the public. As it is not yet disclosed, the vendor has 0 days to address and fix the issue.

I’m up to chapter 3 “Vulnerabilities and exploits.”

Common advice to protect against phishing is to check for spelling and grammar issues. While this helps, it is not 100% foolproof, especially now that bad actors have access to LLM tools.

“Pretexting is when a criminal creates a fraudulent narrative, a convincing story, to deceive a target.”

“Phishing is a form of social engineering, where we are manipulated into doing something we wouldn’t ordinarily do. Attackers impersonate reputable companies or individuals we trust, and they are generally aiming to trick us into clicking a malicious link, downloading a malicious document, sharing sensitive information (such as personal or financial data), or transferring money.”