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Open source

Projects

Small tools shaped by real infrastructure problems, with an emphasis on understandable security boundaries and straightforward operations.

01
gotls

tlsgate

A fingerprint-gating proxy for TLS services. It filters opportunistic scanner noise using JA3 or JA4 while leaving real authentication to the backend.

Source & documentation → Read the field note
02
gossh

sshgate

A companion fingerprint-gating proxy for SSH. It reads the plaintext key exchange and uses a HASSH-style fingerprint to reduce background noise.

Source & documentation → Read the field note

Practical field notes on Linux, infrastructure, and code.

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