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1k followers · 309 following

Sponsors

@senden9
@orhun
Private Sponsor
@UweKrause
@iyanmv

Achievements

Achievement: Galaxy BrainAchievement: Pull Sharkx4Achievement: YOLOAchievement: Pair ExtraordinaireAchievement: Arctic Code Vault ContributorAchievement: Starstruckx3

Achievements

Achievement: Galaxy BrainAchievement: Pull Sharkx4Achievement: YOLOAchievement: Pair ExtraordinaireAchievement: Arctic Code Vault ContributorAchievement: Starstruckx3

Highlights

Organizations

@NixOS @Debian @archlinux

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kpcyrd/README.md

Hi! 👋

I'm an open-source developer with a background in offensive security, web security, computer networks and supply-chain security.

🛠️ Offensive Security Tools

Details

🚢 Supply-Chain Security Tools

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👾 Memory-safe Firmware

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🌏 Network Tools

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📑 Documentation

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🚩 Capture The Flag

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📦 Packaging

I package software in the official repositories of multiple Linux distributions:

💲 Funding

All my open-source work is currently funded by myself and donations from Github Sponsors.

📫 Contacting

You can find me as kpcyrd on irc (hackint, libera, oftc, overthewire), Twitter DM to @kpcyrd or DM kpcyrd on cncf slack. I read my emails infrequently.

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  1. sh4d0wup Public

    Signing-key abuse and update exploitation framework

    Rust 131 13

  2. sn0int Public

    Semi-automatic OSINT framework and package manager

    Rust 2.5k 221

  3. rebuilderd Public

    Independent verification of binary packages - Reproducible Builds

    Rust 429 31

  4. rshijack Public

    TCP connection hijacker, Rust rewrite of shijack

    Rust 538 44

  5. arch-audit-gtk Public

    Arch Linux Security Update Notifications

    Rust 62 9

  6. i-probably-didnt-backdoor-this Public

    A practical experiment on supply-chain security using reproducible builds

    Dockerfile 160 10

1,890 contributions in the last year

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Activity overview

Contributed to archlinux/state, kpcyrd/rebuilderd, kpcyrd/what-the-src and 133 other repositories
Loading A graph representing kpcyrd's contributions from June 22, 2025 to June 27, 2026. The contributions are 89% commits, 6% pull requests, 3% issues, 2% code review. 2% Code review 3% Issues 6% Pull requests 89% Commits

Contribution activity

June 2026

Created 3 repositories

Created a pull request in rust-lang/jobserver-rs that received 7 comments

Update getrandom to 0.4

I noticed there's a few old crates in my dependency tree, that I traced to getrandom 0.3, which was pulled in by jobserver, which was pulled in by …

+35 −98 lines changed • 7 comments
Opened 7 other pull requests in 6 repositories
Reviewed 3 pull requests in 2 repositories

Created an issue in zizmorcore/zizmor that received 11 comments

[BUG]: Failing test in 1.26.1: e2e::issue_1745

Pre-submission checks I am not filing a feature request. These should be filed via the feature request form instead. I have checked the Troubles…

4 tasks done
• 11 comments
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