$ ctf42

Challenges

Category
Difficulty
CTFtime weight
–
Higher weight ≈ harder, more prestigious event.
Year
–
Must have
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4 challenges tagged #logic-circuit-reversing ✕ clear · browse all techniques

Challenge CTF Weight Category Has
Digitally_Encrypted_1
#logic-circuit-reversing#xor-cipher
 BCACTF 2021 – Reverse files wu 2
Digitally_Encrypted_2
#logic-circuit-reversing#xnor-cipher
 BCACTF 2021 – Reverse files wu 2
Digitally_Encrypted_2.99999
#logic-circuit-reversing#shift-xor-cipher-inversion
 BCACTF 2021 – Reverse files wu 1
Digitally_Encrypted_3
#logic-circuit-reversing#shift-add-xor-cipher
 BCACTF 2021 – Reverse files wu 1