This article explains the fundamentals of CSRF attacks, how they exploit authenticated users' cookies, and provides practical PHP techniques—including token generation and verification, request‑origin checks, secure cookie settings, and safe login/logout handling—to effectively protect web applications.
A recent case where a maintenance worker exploited device‑management flaws to steal confidential files for foreign spies highlights the need for heightened vigilance, strict self‑discipline, and prompt reporting, offering practical steps to safeguard against similar security breaches.
Recent incidents of illegal camera hacking—ranging from public surveillance footage posted on Bilibili to a livestreamed gynecological surgery—highlight severe privacy violations, prompting platform bans, police action, and expert advice on securing cameras against unauthorized access.
This article explains common malicious file‑upload attacks, demonstrates vulnerable PHP upload code, shows how attackers can bypass simple checks, and provides practical prevention techniques such as whitelist validation, MIME‑type verification, and secure storage of uploaded files.
