™Daily Brief · Oct 22
2026.10.22 Thursday
3 AI stories worth your time, each with one line on why it matters.
ListenOct 22 · 3 stories
In this issue
Oct 22 · 3 stories-
eMudhra CA Weak-Key Incident: Eight Intermediate Certificate Keys Found Recoverable
Indian CA eMudhra acknowledged that the private keys of eight intermediate CAs were weak enough to be recovered due to a key-generation flaw; Google, Mozilla, Apple and Microsoft have blocked the certificates in browser…
Why it mattersRecoverable CA keys mean an attacker could mint trusted certificates for any website; four major browsers distrusting a root within 48 hours is rare.
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DeepSeek Open-Sources DeepInfer, the Inference Engine Behind Its Production Services
DeepSeek open-sourced its inference framework DeepInfer (Apache 2.0) on GitHub — the engine behind its production services, launching with DeepSeek-V4.1-Flash on Nvidia Blackwell and Huawei Ascend 950.
Why it mattersThe first time a frontier lab has fully open-sourced its production serving stack, putting a public ledger on inference economics.
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Legora Raises $550M Series E at $8.8B Valuation
Swedish legal AI startup Legora raised $550M in a Series E at an $8.8B valuation.
Why it mattersTwo $550M-scale legal AI rounds in two months, as institutional capital keeps betting on automating legal work.
