$ ctf42

Challenges

Category
Difficulty
CTFtime weight
–
Higher weight ≈ harder, more prestigious event.
Year
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Must have
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2168 challenges · browse all techniques

Challenge CTF Weight Category Has
The_Invoice_Incident SecLeaf 2026 – Misc files
Treasure_Box SecLeaf 2026 – Forensics files
memory_bin SecLeaf 2026 – Forensics files
military_grade_encryption SecLeaf 2026 – Crypto files
needle_in_context SecLeaf 2026 – Forensics files
not_all_tools_agree SecLeaf 2026 – Forensics files
one_billion_tries SecLeaf 2026 – Forensics files
ret2win SecLeaf 2026 – Pwn files
schrodinger SecLeaf 2026 – Misc files
steg SecLeaf 2026 – Misc files
terminal_painter SecLeaf 2026 – Misc files
vaultcore SecLeaf 2026 – Misc files
wrong_turn SecLeaf 2026 – Misc files
Convoy TraceAthenaOSINT 2026 – Misc files
Cycle_Support TraceAthenaOSINT 2026 – Misc files
Drug_Market TraceAthenaOSINT 2026 – Misc files
Everyone_Knows_the_Face TraceAthenaOSINT 2026 – Misc files
House_Hunting TraceAthenaOSINT 2026 – Misc files
I_Love_Cats TraceAthenaOSINT 2026 – Misc files
Lost_at_Sea TraceAthenaOSINT 2026 – Misc files
Nuclear TraceAthenaOSINT 2026 – Misc files
One_Photograph TraceAthenaOSINT 2026 – Misc files
Op_Sindoor TraceAthenaOSINT 2026 – Misc files
Super_Fan TraceAthenaOSINT 2026 – Misc files
Tribute_to_The_Legend TraceAthenaOSINT 2026 – Misc files
Banned_Bytes TraceBash 2026 25.00 Pwn files wu 1
Broken_Trust_Protocol TraceBash 2026 25.00 Crypto files wu 1
Echo_Chamber TraceBash 2026 25.00 OSINT files wu 1
Harmonic_Cipher TraceBash 2026 25.00 Crypto files wu 1
Legacy_Ledger TraceBash 2026 25.00 Pwn files wu 1
Missing_Friend TraceBash 2026 25.00 OSINT files wu 1
Permit_Pending TraceBash 2026 25.00 OSINT files wu 1
Quantum_Echo TraceBash 2026 25.00 Crypto files wu 1
Retired_Hacker TraceBash 2026 25.00 OSINT files wu 1
State_Desync TraceBash 2026 25.00 Crypto files wu 1
404_Location_not_found ApoorvCTF 2025 24.10 OSINT files
ArchBTW ApoorvCTF 2025 24.10 Forensics files
Blend_in_Disguise ApoorvCTF 2025 24.10 Forensics files
Broken_Tooth ApoorvCTF 2025 24.10 Forensics files
Chrono_Specter_The_Phantom_Execution ApoorvCTF 2025 24.10 Hardware files