Password security helps prevent unauthorized access, while weak or reused credentials can expose accounts, systems, and sensitive data.
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Background for this topic.
Passwords are secret strings used to verify identity and control access to accounts, devices, applications, and services. They remain a common authentication method, but their security depends mainly on secrecy, length, and uniqueness rather than predictable complexity rules. A password reused across services can expose multiple accounts if one service is compromised; short, common, or previously leaked passwords are more susceptible to guessing and automated credential-stuffing attacks.
Practical defenses include using a password manager to generate and store a distinct, long password for each service, blocking known compromised passwords, and enabling multi-factor authentication (MFA) where available. Organizations should protect stored passwords with slow, salted one-way hashing, restrict and monitor authentication attempts, and provide secure recovery processes. Password changes are most useful after suspected compromise or exposure, rather than as routine changes that encourage predictable variations. Security teams should also treat password databases and reset mechanisms as sensitive assets during vulnerability assessment and incident response.
Reused passwords, a lack of network segmentation, and poor sanitization processes make the Internet of Things' attack surfaces more dangerous.
Seemingly complex strings are actually highly predictable, crackable within hours Generative AI tools are surprisingly poor at suggesting strong passwords, experts say.…
Police say seized kit contained logins, passwords, and server IP addresses Polish police have arrested and charged a man over ties to the Phobos ransomware group following a property raid.…
'Malicious Server Threat Model' Threatens 'Zero Knowledge Encryption' GuaranteesClaims by leading stand-alone password managers that their implementation of "zero knowledge encryption" means stored passwords can withstand the worst of hacker assaults are vastly overblown, say academic security researchers. They said vendors are in the process of patching the flaws they found.
Security researchers have challenged end-to-end encryption claims from popular commercial password managers
Password-based authentication is increasingly risky as organizations adopt passkeys to strengthen security and meet ISO/IEC 27001 requirements. Passwork explains how to align passwordless adoption with Annex A controls, risk assessments, and secure implementation practices. [...]