The official history of 7-Zip documents decades of refinements:
: In many benchmarks, 7z can compress files 30–70% better than the standard ZIP format. Russo History.7z
: Added support for unpacking ISO images, MSI installers, and RAR archives. The official history of 7-Zip documents decades of
The extension introduced several major advancements to file archiving: Russo History.7z
In early , cybersecurity researchers identified a zero-day vulnerability in the 7-Zip utility. This vulnerability was reportedly exploited during regional conflicts to bypass Windows security features like Mark of the Web (MotW) , which flags files downloaded from the internet to prevent malicious execution.
: It utilizes AES-256 encryption for both data and the archive's header (filenames).