Tag: Secure Encrypted Virtualization

  • Slashdot: How To Make Any AMD Zen CPU Always Generate 4 As a Random Number

    Source URL: https://it.slashdot.org/story/25/02/09/2021244/how-to-make-any-amd-zen-cpu-always-generate-4-as-a-random-number?utm_source=rss1.0mainlinkanon&utm_medium=feed Source: Slashdot Title: How To Make Any AMD Zen CPU Always Generate 4 As a Random Number Feedly Summary: AI Summary and Description: Yes Summary: Google security researchers have identified a vulnerability in AMD’s security architecture, allowing them to inject unofficial microcode into processors, which can compromise the integrity of virtual environments…

  • The Register: Google: How to make any AMD Zen CPU always generate 4 as a random number

    Source URL: https://www.theregister.com/2025/02/04/google_amd_microcode/ Source: The Register Title: Google: How to make any AMD Zen CPU always generate 4 as a random number Feedly Summary: Malicious microcode vulnerability discovered, fixes rolling out for Epycs at least Googlers have not only figured out how to break AMD’s security – allowing them to load unofficial microcode into its…

  • Hacker News: AMD: Microcode Signature Verification Vulnerability

    Source URL: https://github.com/google/security-research/security/advisories/GHSA-4xq7-4mgh-gp6w Source: Hacker News Title: AMD: Microcode Signature Verification Vulnerability Feedly Summary: Comments AI Summary and Description: Yes Summary: The text discusses a security vulnerability in AMD Zen-based CPUs identified by Google’s Security Team, which allows local administrator-level attacks on the microcode verification process. This is significant for professionals in infrastructure and hardware…

  • Hacker News: AMD’s trusted execution environment blown wide open by new BadRAM attack

    Source URL: https://arstechnica.com/information-technology/2024/12/new-badram-attack-neuters-security-assurances-in-amd-epyc-processors/ Source: Hacker News Title: AMD’s trusted execution environment blown wide open by new BadRAM attack Feedly Summary: Comments AI Summary and Description: Yes Summary: The text discusses significant vulnerabilities related to physical access to cloud servers, particularly spotlighting a proof-of-concept attack known as BadRAM that exploits security assurances offered by AMD’s microprocessors.…

  • The Register: AMD secure VM tech undone by DRAM meddling

    Source URL: https://www.theregister.com/2024/12/10/amd_secure_vm_tech_undone/ Source: The Register Title: AMD secure VM tech undone by DRAM meddling Feedly Summary: Boffins devise BadRAM attack to pilfer secrets from SEV-SNP encrypted memory Researchers have found that the security mechanism AMD uses to protect virtual machine memory can be bypassed with $10 of hardware – and perhaps not even that.……

  • Cloud Blog: Announcing new Confidential Computing updates for even more hardware security options

    Source URL: https://cloud.google.com/blog/products/identity-security/new-confidential-computing-updates-for-more-hardware-security-options/ Source: Cloud Blog Title: Announcing new Confidential Computing updates for even more hardware security options Feedly Summary: Google Cloud is committed to ensuring that your data remains safe, secure, and firmly under your control. This begins with fortifying the very foundation of your compute infrastructure — your Compute Engine virtual machines (VMs)…