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Retro : What I Measured, What I Can't, and What You Can Deploy Today

Retro : What I Measured, What I Can't, and What You Can Deploy Today

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5 min read
HTTPS Hides the Page, Not the Hostname: What Your ISP Still Sees

HTTPS Hides the Page, Not the Hostname: What Your ISP Still Sees

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5 min read
Node.js October 2026: A Brotli Out-of-Bounds Write and Three Ways to Fool Hostname Checks

Node.js October 2026: A Brotli Out-of-Bounds Write and Three Ways to Fool Hostname Checks

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3 min read
emSign G3 Revoked: Updating Trust Stores Outside the Browser

emSign G3 Revoked: Updating Trust Stores Outside the Browser

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2 min read
Vulnerability Report: GO-2026-6809 [Breakdown]

Vulnerability Report: GO-2026-6809 [Breakdown]

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2 min read
After the eMudhra CA Incident, Update More Than Your Browser

After the eMudhra CA Incident, Update More Than Your Browser

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8 min read
541,960 Let's Encrypt Certificates in View: What a Certificate Field Can and Cannot Tell You

541,960 Let's Encrypt Certificates in View: What a Certificate Field Can and Cannot Tell You

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3 min read
When a CA Gets Compromised: Monitoring Certificate Transparency Logs and Locking Down Your Domains with CAA

When a CA Gets Compromised: Monitoring Certificate Transparency Logs and Locking Down Your Domains with CAA

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8 min read
The CA whose private key was the number 4 just quit the certificate business

The CA whose private key was the number 4 just quit the certificate business

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5 min read
Eight eMudhra Intermediate CA Keys Compromised

Eight eMudhra Intermediate CA Keys Compromised

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3 min read
The ECDSA Curve Seeds Nobody Talks About (And Why Your TLS Depends on Them)

The ECDSA Curve Seeds Nobody Talks About (And Why Your TLS Depends on Them)

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2 min read
cert-manager renewed our certificate and the pods kept serving the old one

cert-manager renewed our certificate and the pods kept serving the old one

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2 min read
pqc-bench Part 3: ML-DSA-65 certs are 10 bigger than ECDSA — and don't cost a thing on real networks

pqc-bench Part 3: ML-DSA-65 certs are 10 bigger than ECDSA — and don't cost a thing on real networks

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6 min read
A CA private key was the number 4. Your curl still trusts it (CVE-2026-111943)

A CA private key was the number 4. Your curl still trusts it (CVE-2026-111943)

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6 min read
curl error 60: the message text fingerprints the TLS backend, not your certificate

curl error 60: the message text fingerprints the TLS backend, not your certificate

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17 min read
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