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Patch Tuesday notes. Silicon Valley Bank's collapse and its effects on the cybersecurity sector. SVR's APT29 used a Polish state visit to the US as phishbait. Regularizing hacktivist auxiliaries. Our guest is Crane Hassold from Abnormal Security with a look at threats to email. Grayson Milbourne from OpenText Cybersecurity addresses chaos within the supply chain. And LockBit claims to have compromised an aerospace supply chain.\n\nFor links to all of today's stories check out our CyberWire daily news briefing:\nhttps://thecyberwire.com/newsletters/daily-briefing/12/50\n\nSelected reading.\nMarch 2023 Patch Tuesday: Updates and Analysis (CrowdStrike)\nMicrosoft Releases March 2023 Security Updates (Cybersecurity and Infrastructure Security Agency CISA)\nAdobe Releases Security Updates for Multiple Products (Cybersecurity and Infrastructure Security Agency CISA)\nMozilla Releases Security Updates for Firefox 111 and Firefox ESR 102.9 (Cybersecurity and Infrastructure Security Agency CISA)\nSAP Security Patch Day for March 2023 (Onapsis)\nMarch Patch Tuesday review. (CyberWire)\nWhat the collapse of Silicon Valley Bank means for cyber and the tech startup ecosystem. (CyberWire)\nNOBELIUM Uses Poland's Ambassador\u2019s Visit to the U.S. to Target EU Governments Assisting Ukraine (BlackBerry)\nUkraine Tracks Increased Russian Focus on Cyberespionage (Bank Info Security)\nUkraine scrambles to draft cyber law, legalizing its volunteer hacker army (Newsweek)\xa0\nRansomware Group Claims Theft of Valuable SpaceX Data From Contractor (SecurityWeek)\nLearn more about your ad choices. Visit megaphone.fm/adchoices