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Law Enforcement Access to Chat Data and Metadata

Schneier on Security

A January 2021 FBI document outlines what types of data and metadata can be lawfully obtained by the FBI from messaging apps. I don’t see a lot of surprises in the document. End-to-end encrypted message content can be available if the user uploads it to an unencrypted backup server.

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Ransomware Bites Dental Data Backup Firm

Krebs on Security

PerCSoft , a Wisconsin-based company that manages a remote data backup service relied upon by hundreds of dental offices across the country, is struggling to restore access to client systems after falling victim to a ransomware attack. Cloud data and backup services are a prime target of cybercriminals who deploy ransomware.

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World Backup Day: Pledge to protect your digital life

Webroot

Thats why March 31st is World Backup Day , serving as a reminder that the right backup strategy can save you the frustration, cost, and the heartache of losing information thats dear to you. Backing up your data simply means creating copies of your important files and storing them in secure, encrypted locations.

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NIST Announces First Four Quantum-Resistant Cryptographic Algorithms

Schneier on Security

It announced the first four algorithms: For general encryption, used when we access secure websites, NIST has selected the CRYSTALS-Kyber algorithm. Among its advantages are comparatively small encryption keys that two parties can exchange easily, as well as its speed of operation. NIST has not chosen a public-key encryption standard.

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Ransomware groups target Veeam Backup & Replication bug

Security Affairs

Multiple ransomware groups were spotted exploiting a vulnerability, tracked as CVE-2023-27532, in Veeam Backup & Replication. impacts the Veeam Backup & Replication component. Once data exfiltration was completed, the attackers deployed ransomware to encrypt the infected systems.

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BEST PRACTICES: Resurgence of encrypted thumb drives shows value of offline backups — in the field

The Last Watchdog

Encrypted flash drives, essentially secure storage on a stick, are a proven technology that has been readily available for at least 15 years. And yet today there is a resurgence in demand for encrypted flash drives. And yet today there is a resurgence in demand for encrypted flash drives.

Backups 133
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Snake Ransomware isolates infected Systems before encrypting files

Security Affairs

Experts spotted recent samples of the Snake ransomware that were isolating the infected systems while encrypting files to avoid interference. The Snake ransomware kills processes from a predefined list, including ICS-related processes, to encrypt associated files. ” continues the analysis. ” concludes the report.