Have I Been Pwned: Pwned PasswordsPassword reuse and credential stuffing Password reuse is normal. It's extremely risky, but it's so common because it's easy and people aren't aware of the potential impact. Attacks such as credential stuffing take advantage of reused credentials by automating login attempts against systems using known emails and password pairs. NIST's guidance: check passwords against those obtained from previous
Facebook–Cambridge Analytica data scandal - Wikipedia
