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Chrome Removed the eMudhra Root Today: What to Replace Before the Oct 28 AWS Deadline

Chrome Removed the eMudhra Root Today: What to Replace Before the Oct 28 AWS Deadline

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5 min read
acme.sh on a Server Where certbot Will Not Install

acme.sh on a Server Where certbot Will Not Install

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5 min read
What Actually Happens During a TLS 1.3 Handshake: 1-RTT, 0-RTT, and Why Your HTTPS Is Faster Than You Think

What Actually Happens During a TLS 1.3 Handshake: 1-RTT, 0-RTT, and Why Your HTTPS Is Faster Than You Think

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7 min read
The eMudhra Fallout, Part 2: I Scanned 30 Docker Images. 10 Still Trust the Root Chrome Is Dropping

The eMudhra Fallout, Part 2: I Scanned 30 Docker Images. 10 Still Trust the Root Chrome Is Dropping

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8 min read
Why Chrome's JA3 is useless now (and what to use instead)

Why Chrome's JA3 is useless now (and what to use instead)

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3 min read
How Python's ssl Module Gained Support for Encrypted Client Hello (ECH) to Enhance TLS Privacy

How Python's ssl Module Gained Support for Encrypted Client Hello (ECH) to Enhance TLS Privacy

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3 min read
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
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