Informations about SSL certificates and networks security
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Researchers have reported a still-unpatched Windows zero-day that is currently being exploited in the wild. Here’s the advisory, which includes a work-around until a patch is available. Powered by WPeMatico
Log4j is being exploited by all sorts of attackers, all over the Internet: At that point it was reported that there were over 100 attempts to exploit the vulnerability every minute. “Since we started to implement our protection we prevented over 1,272,000 attempts to allocate the vulnerability, over 46% of those attempts were made by … Read More “More Log4j News” »
Citizen Lab released a report on a zero-click iMessage exploit that is used in NSO Group’s Pegasus spyware. Apple patched the vulnerability; everyone needs to update their OS immediately. News articles on the exploit. Powered by WPeMatico
Cobolt Strike is a security tool, used by penetration testers to simulate network attackers. But it’s also used by attackers — from criminals to governments — to automate their own attacks. Researchers have found a vulnerability in the product. The main components of the security tool are the Cobalt Strike client — also known as … Read More “Cobolt Strike Vulnerability Affects Botnet Servers” »
Forbes has the story: Paragon’s product will also likely get spyware critics and surveillance experts alike rubbernecking: It claims to give police the power to remotely break into encrypted instant messaging communications, whether that’s WhatsApp, Signal, Facebook Messenger or Gmail, the industry sources said. One other spyware industry executive said it also promises to get … Read More “Paragon: Yet Another Cyberweapons Arms Manufacturer” »
There’s new research that demonstrates security vulnerabilities in all of the AMD and Intel chips with micro-op caches, including the ones that were specifically engineered to be resistant to the Spectre/Meltdown attacks of three years ago. Details: The new line of attacks exploits the micro-op cache: an on-chip structure that speeds up computing by storing … Read More “New Spectre-Like Attacks” »
Apple just patched a MacOS vulnerability that bypassed malware checks. The flaw is akin to a front entrance that’s barred and bolted effectively, but with a cat door at the bottom that you can easily toss a bomb through. Apple mistakenly assumed that applications will always have certain specific attributes. Owens discovered that if he … Read More “Serious MacOS Vulnerability Patched” »
Amongst the 100+ vulnerabilities patch in this month’s Patch Tuesday, there are four in Microsoft Exchange that were disclosed by the NSA. Powered by WPeMatico
A vulnerability in the Accellion file-transfer program is being used by criminal groups to hack networks worldwide. There’s much in the article about when Accellion knew about the vulnerability, when it alerted its customers, and when it patched its software. The governor of New Zealand’s central bank, Adrian Orr, says Accellion failed to warn it … Read More “Accellion Supply Chain Hack” »
Nick Weaver has an excellent post on the Microsoft Exchange hack: The investigative journalist Brian Krebs has produced a handy timeline of events and a few things stand out from the chronology. The attacker was first detected by one group on Jan. 5 and another on Jan. 6, and Microsoft acknowledged the problem immediately. During … Read More “More on the Chinese Zero-Day Microsoft Exchange Hack” »