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TLS

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NIST’s Final Post-Quantum Transition Report Puts Every Quantum-Vulnerable Public-Key Scheme on One 2030 and 2035 Clock, and Three Federal Documents Word the Deadline Three Ways

NIST’s final IR 8547 deprecates every quantum-vulnerable...

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Eight eMudhra CA Keys Were Single-Byte Numbers, Chrome and Firefox Blocked Them in Hours, and Chrome Plans to Drop the Root October 27

Eight eMudhra intermediate CA keys were whole numbers below 256;...

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Let’s Encrypt’s 64-Day Default Turns Hard-Coded Renewal Numbers Into a Deadline

Let’s Encrypt will issue 64-day certificates by default from...

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Attackers Hijacked the .gh, .sl and .as Country Domains and Minted HTTPS Certificates for Google

Google says attackers compromised the .gh, .sl and .as country...

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How to Build a Private Certificate Authority and Enforce Mutual TLS in Python

Build a private certificate authority with the cryptography...

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How to Build a Merkle Tree Certificate Issuer in Python to Keep Post-Quantum Certificates Small

Build a miniature Merkle Tree CA in Python, sign batches of...

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Cloudflare’s Post-Quantum Visibility Turns Quantum Readiness Into a Per-Hop Audit

Cloudflare's new logs record the TLS key exchange on both the...

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Kubernetes v1.37 Turns Pod Identity From a Bearer Token Into a Certificate

Kubernetes v1.37 graduates Pod Certificates and...

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Red Hat’s BackendTLSPolicy Turns Gateway API Migration Into a TLS Parity Test

Every time a platform team swaps a proprietary ingress layer for...

A diagram showing a wildcard domain pattern, a wildcard label, and a base domain.

Wildcard Certificates With Certbot: DNS-01 Checklist for Hosting Admins

A precise checklist for issuing Let’s Encrypt wildcard...

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Two Labs’ Claimed Refutations of the Exponential Time Hypothesis Turn Verification Into a Statement-Reading Problem, and Their Lean Theorems Promise Only That a Constant Exists

October 27, 2026