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3 posts published

2026

September

  • 09/07

    The webhook that reads the cloud's metadata

    SSRF isn't solved by cleaning up the input, it's solved by controlling the output, in order of effectiveness

    26 min read

  • 09/06

    BOLA is not an authentication bug

    Authentication is the door, object-level authorization is the lock on every drawer, most systems lock the door with great care and leave the drawers open

    32 min read

July

  • 07/31

    Split payment is not a VARCHAR problem

    The PSP is the one who withholds, you're left with the hard part

    27 min read

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