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Security Analysis of Threema

Schneier on Security

A group of Swiss researchers have published an impressive security analysis of Threema. We provide an extensive cryptographic analysis of Threema, a Swiss-based encrypted messaging application with more than 10 million users and 7000 corporate customers.

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Experts published PoC exploits for Arcserve UDP authentication bypass issue

Security Affairs

Data protection firm Arcserve addressed an authentication bypass vulnerability in its Unified Data Protection (UDP) backup software. Data protection vendor Arcserve addressed a high-severity bypass authentication flaw, tracked as CVE-2023-26258, in its Unified Data Protection (UDP) backup software.

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New Hive ransomware variant is written in Rust and use improved encryption method

Security Affairs

Hive ransomware operators have improved their file-encrypting module by migrating to Rust language and adopting a more sophisticated encryption method. The most important change in the latest Hive variant is the encryption mechanism it adopts. ” reads the post published by Microsoft. ” continues Microsoft. .

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GUEST ESSAY: Everything you should know about the cybersecurity vulnerabilities of AI chatbots

The Last Watchdog

Health care relies on it for intelligent symptom analysis and health information dissemination. Authentication and authorization vulnerabilities: Weak authentication methods and compromised access tokens can provide unauthorized access. Customer support experiences a boost with its ability to understand complex queries.

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As 2-factor authentication falls short, ‘adaptive multi-factor authentication’ goes mainstream

The Last Watchdog

The use of an additional form of authentication to protect the accessing of a sensitive digital system has come a long way over the past decade and a half. An Israeli start-up, Silverfort , is seeking to make a great leap forward in the state-of-the-art of authentication systems. LW: Let’s come back to ‘adaptive authentication.’

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GravityRAT returns disguised as an end-to-end encrypted chat app

Security Affairs

Threat actors are distributing the GravityRAT remote access trojan masqueraded as an end-to-end encrypted chat application named SoSafe Chat. Threat actors are distributing the GravityRAT RAT masqueraded as an end-to-end encrypted chat application named SoSafe Chat. in) used by the attackers. Pierluigi Paganini.

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Researchers Quietly Cracked Zeppelin Ransomware Keys

Krebs on Security

He’d been on the job less than six months, and because of the way his predecessor architected things, the company’s data backups also were encrypted by Zeppelin. “We’ve found someone who can crack the encryption.” Then came the unlikely call from an FBI agent. “Don’t pay,” the agent said.