Disk Encryption: Wide-Block Modes, Authentication Tags Aren’t Silver Bullets

Analyzes XTS mode's vulnerabilities and discusses IEEE's proposed key scope limits.

https://dfir.ru/2025/05/08/disk-encryption-wide-block-modes-authentication-tags-arent-silver-bullets/

#DiskEncryption #XTS

Disk encryption: wide-block modes, authentication tags aren’t silver bullets

Recently, IEEE released the P1619/D12 (October 2024) draft that changes the XTS mode of operation of the AES cipher. In particular, there is a new requirement: The total number of 128-bit blocks in…

My DFIR Blog

"What makes this attack particularly concerning is its practicality in real-world scenarios. Unlike previous attacks against full-disk encryption requiring precise file location knowledge, CrashXTS succeeds through controlled randomization of encrypted data."

Benutzt die #Verschlüsselung unter #Linux nicht auch #XTS?

#AES #LUKS
https://www.cyberkendra.com/2025/01/microsoft-patches-critical-bitlocker.html

Microsoft Patches Critical BitLocker Vulnerability Enabling Data Extraction

Cyber Kendra

XTS Version 0.18 now released. With enhanced documentation at https://doc.speedata.de/xts/.

Slowly and quietly XTS is getting more and more mature, but there is still a long road ahead.

In comparison to the speedata Publisher, XTS has many more CSS capabilities, better XPath support and more consistent.

Download on the “Releases” page at https://github.com/speedata/xts

#boxesandglue #speedatapublisher #xts

XTS documentation

XTS version 0.0.11 is released. Download as always at https://github.com/speedata/xts/releases

In preparation for automatic testing XTS can now create reproducible PDFs (identical checksum on each run). This makes it easier to compare a PDF file against a reference PDF.
Also add the support for muliple runs.

A new example is online at https://github.com/speedata/xts-examples/tree/main/introduction/planets which show how to create a table of contents.
#xts #speedata

Releases · speedata/xts

XML typesetting system. Contribute to speedata/xts development by creating an account on GitHub.

GitHub

XTS news: This has been a pretty busy week. Here are the news:

* XTS version 0.0.2 is released (https://github.com/speedata/xts/releases/tag/v0.0.2)
* There is the beginning of a manual at https://doc.speedata.de/xts/
* The example repo is at https://github.com/speedata/xts-examples
* XTS is now BSD licensed!

What is #XTS? The XML typesetting system is a PDF database publishing software to create product catalogs and other high demand output. #speedata #boxesandglue

Release v0.0.2 · speedata/xts

Changelog 71b9d4f Enhance Barcode, dummy option 9fa7b91 License change d0cebd8 New scaffolding command xts new 413e8ed Start new documentation in extra repository

GitHub