Netmeister

A summary of post-quantum certificates and the TLS / web-PKI ecosystem as of June 2026.

A quick fix for how to get mutt's terminal reset after shelling out to GPG during the OAuth2 flow.

Just a few hints on client-side configuration options for handling SSH keys on macOS using the keychain and 1Password.

Do you remember the Open Web? Web rings, directories, quirky resources out in the open, without the need to sign in anywhere. But I fear we're seeing the beginning of the end of this wonderful shared platform.

Another periodic check of which of the top 1M domains support post-quantum cryptography in their TLS key exchange.

IPv6 is over 30 years old now, so 2026 is definitely going to be the year where we see universal adoption. Uhuh, right.

A quick summary of which SMTP servers amongst the Top1M domains uses post-quantum cryptography for STARTTLS.

A quick summary of which browsers support RFC9460 HTTPS DNS records and to what extent as of December 2025.

A look at what parts of each others memory space threads and related processes can access.

An attempt to clarify my understanding of thread stacks in memory, particularly within the context of Address Space Layout Randomization (ASLR).