The PrintNightmare flaw is a major security risk for enterprises, where print spoolers are used on Windows machines. Cybersecurity 101: Protect your privacy from hackers, spies, the government.The 10 worst hardware security flaws in 2021.Signal reveals how far US law enforcement will go to get people's info.FBI: Ransomware groups tying attacks to 'significant financial events'.The best phishing target? Your smartphone.