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LWN.net Weekly Edition Highlights for July 9, 2026

Explore the latest insights from LWN.net's Weekly Edition, featuring updates on cryptography, memory management, and security vulnerabilities.

Editorial StaffJuly 9, 20261 MIN READ
LWN.net Weekly Edition Highlights for July 9, 2026

In this week's LWN.net Weekly Edition, we delve into several important topics within the tech community. Key highlights include updates on the Cryptography API and a detailed explanation of Iomap.

The edition also discusses negative dentries, which are crucial for understanding filesystem performance, along with advancements in faster Read-Copy Updates (RCUs) and lockless allocation for BPF.

Additionally, the impact of large language models (LLMs) on memory-management code is examined, shedding light on how these technologies are evolving.

In the briefs section, we cover vulnerabilities in Guix and provide insights into the historical context of OpenSSH 1, ensuring readers are informed about both current and past security issues.