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    AlpacaHack

    2 editions·33 challenges·2024–2025

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    20252024
    Average—/5Vote and rate each challenge below.

    2025

    4 challengesCTFtime

    crypto4

    addprimes
    Equivalent_Privacy_Wired
    ffmac
    RSAMPC

    2024

    29 challengesCTFtime

    crypto8

    A_Dance_of_Add_and_Mul
    Broadcasting_NTRU
    Hat_Trick
    NNNN
    qrime
    Rainbow_Sweet_Alchemist
    SchnorrLCG
    XorshiftStream

    pwn4

    catcpy
    ideabook
    inbound
    wall

    rev8

    Everything_Silver
    hidden
    I2C_Device
    masking_tape
    pytecode
    Simple_Flag_Checker
    subway
    vcipher

    web9

    Alpaca_Poll
    CaaS
    disconnection
    disconnection_revenge
    minimal_waf
    Pico_Note_1
    Pico_Note_2
    Simple_Login
    Treasure_Hunt
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