Latest cybersecurity reporting from selected sources.

Also, Medusa Ransomware, Grafana Flaw, German Political Party BreachThis week, German police unmasked a REvil leader, a critical Docker flaw, Medusa ransomware surged, DPRK hackers abused GitHub, Grafana AI bugs enabled data theft, scams hit $20B in the United States, Ivanti exploited and attacks hit Northern Ireland schools and a German political party.

'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.

Also, M&S Back Online, Mexican Education Platform Breached, Patch TuesdayThis week, a Roundcube flaw, Mexican student data hacked and Dutch cops scare straight Cracked users. Man imprisoned for hacking tax preparers. M&S update. UNFI ships on a limited basis. U.K. financial regulator staffers used personal emails. Weak web panel security on GPS devices. Patch Tuesday.

Also, Baltimore Public Schools Suffer Data Breach, Disney Menu Hacker SentencedThis week, zero-day exploits surged, accused Nefilim hacker extradited, Baltimore schools breach, CISA lists Broadcom Brocade, Commvault flaws, a fake WooCommerce patch, Akira hit Hitachi Vantara, ex-Disney worker sentenced and a Darcula phishing kit upgrade. FBI published 42,000 phishing domains.

Also: Critical WHOIS Vulnerability Exposes Internet Security Flaw in .mobi DomainsThis week, cyberthreats rising in Mexico; FBI warned of BEC scams; U.K. police arrested hacking suspect; Avis, Slim CD, Medicare and Fortinet disclosed breaches; Highline public schools reopened after cyberattack; a critical flaw was found in WHOIS; and Konni upped attacks on Russia, South Korea.

Also: Turla Targets European Missions and Google Patches Chrome Zero-DaysThis week, hackers used a Linus backdoor and a Microsoft client management tool; Santander Bank, the Helsinki Education Division, an Australian energy provider and auction house Christie's were breached; hackers targeted European missions in the Middle East; and Google patched a zero-day flaw.