| 0CTF | 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 Quals | CTFtime |
| 2020 Quals | CTFtime |
| 2019 Quals | CTFtime |
| 2018 Finals | CTFtime PersianCats |
| 2018 Quals | CTFtime PersianCats |
| 2017 Quals | CTFtime PersianCats |
| 0x41414141 | 2021 | CTFtime |
| 0xL4ugh | 2024 | CTFtime |
| 2021 | CTFtime |
| 24hCTF | 2024 | CTFtime |
| 2023 | CTFtime |
| 1337UP | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| 3kCTF | 2020 | CTFtime |
| 4N0NYM0US3 | 2023 | CTFtime |
| 4TS | 2024 | CTFtime |
| ADDA | 2022 | CTFtime |
| AI | 2024 | CTFtime |
| ALLES | 2021 | CTFtime |
| 2020 | CTFtime |
| ASIS | 2024 Quals | CTFtime |
| 2023 Finals | CTFtime |
| 2023 Quals | CTFtime |
| 2022 Finals | CTFtime |
| 2022 Quals | CTFtime |
| 2021 Finals | CTFtime |
| 2021 Quals | CTFtime |
| 2020 Finals | CTFtime |
| 2020 Quals | CTFtime |
| 2019 Finals | CTFtime |
| 2019 Quals | CTFtime |
| 2018 Finals | CTFtime PersianCats |
| 2018 Quals | CTFtime PersianCats |
| 2017 Quals | CTFtime |
| AUCTF | 2020 | CTFtime |
| AccessDenied | 2022 | CTFtime |
| Aero | 2022 | CTFtime |
| 2021 | CTFtime |
| 2019 | CTFtime |
| AfricabattleCTF | 2024 Quals | CTFtime |
| 2023 Quals | CTFtime |
| AirOverflow | 2024 | CTFtime |
| Akasec | 2024 | CTFtime |
| AlpacaHack | 2024 | CTFtime |
| AmateursCTF | 2024 | CTFtime |
| 2023 | CTFtime |
| AppSecVillage (CTF)2 | 2020 | CTFtime |
| ArabSecurityCyberWargames | 2023 Quals | CTFtime |
| AptosCodeCollision | 2024 | CTFtime |
| AzureAssassinAlliance | 2023 | CTFtime |
| 2022 | CTFtime |
| BCACTF | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| BCTF | 2018 | CTFtime |
| BITSCTF | 2024 | CTFtime |
| BRICS+ | 2024 | CTFtime |
| 2023 | CTFtime |
| BSides Ahmedabad | 2021 | CTFtime |
| 2020 | CTFtime |
| BSides Algiers | 2023 | CTFtime |
| 2020 Quals | CTFtime |
| BSidesBOS | 2020 | CTFtime |
| BSides Canberra | 2021 | CTFtime |
| BSides Delhi | 2020 | CTFtime |
| 2018 | CTFtime PersianCats |
| BSides Indore | 2023 | CTFtime |
| BSides Mumbai | 2024 | CTFtime |
| 2022 | CTFtime |
| BSides Noida | 2021 | CTFtime |
| BSidesSF | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| 2020 | CTFtime |
| 2019 | CTFtime PersianCats |
| BSidesTLV | 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| 2020 | CTFtime |
| BTCTF | 2024 | CTFtime |
| BYUCTF | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| BackdoorCTF | 2023 | CTFtime |
| 2022 | CTFtime |
| 2019 | CTFtime |
| BalCCon | 2020 | CTFtime |
| Balsn | 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| 2020 | CTFtime |
| 2019 | CTFtime |
| BambooFox | 2021 | CTFtime |
| Bauhinia | 2023 | CTFtime |
| Bearcat | 2024 | CTFtime |
| BlackhatMEA | 2022 | CTFtime |
| BlazCTF | 2024 | CTFtime |
| 2023 | CTFtime |
| Blaze | 2019 | CTFtime |
| 2018 | CTFtime |
| BlockHarbor | 2024 | CTFtime |
| 2023 | CTFtime |
| BlueHens | 2024 | CTFtime |
| 2023 | CTFtime |
| 2021 | CTFtime |
| BlueWater | 2024 | CTFtime |
| BraekerCTF | 2024 | CTFtime |
| Break the Syntax | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| BroncoCTF | 2024 | CTFtime |
| Bucket | 2023 | CTFtime |
| BuckeyeCTF | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| Byte Bandits | 2023 | CTFtime |
| 2020 | CTFtime |
| Byte | 2020 | CTFtime |
| C3CTF | 2019 | CTFtime |
| 2018 | CTFtime |
| 2017 | CTFtime PersianCats |
| COMPFEST | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| 2020 | CTFtime |
| CONFidence | 2020 Finals | CTFtime |
| CPCTF | 2024 | CTFtime |
| 2020 Quals | CTFtime |
| CSAW | 2024 Quals | CTFtime |
| 2023 Quals | CTFtime |
| 2022 Quals | CTFtime |
| 2021 Quals | CTFtime |
| 2020 Quals | CTFtime |
| 2019 Quals | CTFtime |
| 2018 Quals | CTFtime PersianCats |
| 2017 Quals | CTFtime PersianCats |
| CSCML | 2020 | CTFtime |
| CTF@CIT | 2024 | CTFtime |
| CTFZone | 2024 Quals | CTFtime |
| 2023 Quals | CTFtime |
| 2018 Quals | CTFtime |
| CakeCTF | 2023 | CTFtime |
| 2022 | CTFtime |
| CatTheQuest | 2024 | CTFtime |
| Chaff | 2021 | CTFtime |
| CCCamp | 2023 | CTFtime |
| 2019 | CTFtime |
| Chujowy | 2020 | CTFtime |
| CircleCityCon | 2021 | CTFtime |
| CODE BLUE | 2018 Quals | CTFtime |
| Codegate | 2024 Quals | CTFtime |
| 2023 Quals | CTFtime |
| 2022 Quals | CTFtime |
| 2019 Quals | CTFtime |
| 2018 Quals | CTFtime PersianCats |
| CrateCTF | 2024 | CTFtime |
| CrewCTF | 2024 | CTFtime |
| 2023 | CTFtime |
| Crypto | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| Cryptoverse | 2023 | CTFtime |
| 2022 | CTFtime |
| CursedCTF | 2024 Quals | CTFtime |
| CYBERGON | 2023 | CTFtime |
| CyBRICS | 2021 | CTFtime |
| 2020 | CTFtime |
| CybHackCTF | 2024 | CTFtime |
| CyberHeroines | 2023 | CTFtime |
| CyberSecurityRumble | 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| 2020 | CTFtime |
| CyberSpace | 2024 | CTFtime |
| CyberYoddha | 2020 | CTFtime |
| Cybercoliseum | 2024 | CTFtime |
| 2023 | CTFtime |
| Cygenix | 2024 | CTFtime |
| D^3CTF | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| BDSec | 2023 | CTFtime |
| 2022 | CTFtime |
| DCTF | 2021 | CTFtime |
| DEADFACE | 2024 | CTFtime |
| 2023 | CTFtime |
| DEF CON | 2024 Quals | CTFtime |
| 2022 Quals | CTFtime |
| 2021 Quals | CTFtime |
| 2020 Quals | CTFtime |
| 2019 Quals | CTFtime |
| 2018 Quals | CTFtime |
| DIVEROSINT | 2024 | CTFtime |
| DaVinci | 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| DamCTF | 2024 | CTFtime |
| 2021 | CTFtime |
| 2020 | CTFtime |
| Damncon | 2022 | CTFtime |
| 2021 | CTFtime |
| DanteCTF | 2023 | CTFtime |
| Dark | 2020 | CTFtime |
| DawgCTF | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| 2020 | CTFtime |
| De1CTF | 2020 | CTFtime |
| 2019 | CTFtime |
| DeadSec | 2024 | CTFtime |
| 2023 | CTFtime |
| DeconstruCT.F | 2023 | CTFtime |
| 2021 | CTFtime |
| Defcamp | 2024 Quals | CTFtime |
| 2023 Quals | CTFtime |
| 2022 | CTFtime |
| 2020 | CTFtime |
| 2018 Quals | CTFtime |
| Defenit | 2020 | CTFtime |
| DiceCTF | 2024 Quals | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| DigitalOverdose | 2022 | CTFtime |
| 2021 | CTFtime |
| DownUnderCTF | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| 2020 | CTFtime |
| Dragon | 2021 | CTFtime |
| 2020 | CTFtime |
| 2018 Quals | CTFtime |
| DreamhackInvitational | 2024 Quals | CTFtime |
| EBCTF | 2022 | CTFtime |
| EKOPARTY | 2024 | CTFtime |
| ESCAPE | 2023 Quals | CTFtime |
| Engineer | 2022 | CTFtime |
| EnigmaXplore | 2024 | CTFtime |
| Evlz | 2020 | CTFtime |
| FE-CTF | 2023 | CTFtime |
| 2022 | CTFtime |
| Facebook | 2019 | CTFtime |
| FireShell | 2020 | CTFtime |
| 2019 | CTFtime |
| FooBar | 2022 | CTFtime |
| 2021 | CTFtime |
| Freedom | 2021 | CTFtime |
| Fword | 2021 | CTFtime |
| 2020 | CTFtime |
| GACTF | 2020 | CTFtime |
| GCC | 2024 | CTFtime |
| GDGAlgiers | 2022 | CTFtime |
| Great Lakes Security Conference | 2021 | CTFtime |
| GPN | 2024 | CTFtime |
| Glacier | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| Google | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| 2020 | CTFtime |
| 2019 Quals | CTFtime |
| 2018 Quals | CTFtime |
| GREP | 2023 | CTFtime |
| GreyCatTheFlag | 2024 Quals | CTFtime |
| 2023 Quals | CTFtime |
| 2022 | CTFtime |
| CyberGrabs | 2022 | CTFtime |
| 2021 | CTFtime |
| H7CTFInternational | 2024 | CTFtime |
| HCMUS | 2023 | CTFtime |
| HITCON | 2024 Quals | CTFtime |
| 2023 Quals | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| 2020 | CTFtime |
| 2019 Quals | CTFtime |
| 2018 | CTFtime PersianCats |
| 2017 Quals | CTFtime |
| HKCERT | 2024 Quals | CTFtime |
| HKUSTFirebird | 2024 | CTFtime |
| HSCTF | 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| 2020 | CTFtime |
| 2019 | CTFtime |
| HXP | 2022 | CTFtime |
| 2021 | CTFtime |
| 2020 | CTFtime |
| 2018 | CTFtime |
| Hack.lu | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| 2020 | CTFtime |
| 2019 | CTFtime |
| 2018 | CTFtime PersianCats |
| HackASat | 2023 | CTFtime |
| 2021 | CTFtime |
| HackCon | 2018 | CTFtime |
| HackHavoc | 2024 | CTFtime |
| HackPack | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| 2020 | CTFtime |
| HackTM | 2020 Quals | CTFtime |
| Hack The Vote | 2020 | CTFtime |
| Hack Zone Tunisia | 2020 | CTFtime |
| Hackappatoi | 2023 | CTFtime |
| 2022 | CTFtime |
| Hacker's Playground | 2023 | CTFtime |
| 2021 | CTFtime |
| 2020 | CTFtime |
| Hackover | 2018 | CTFtime |
| HacktivityCon | 2021 | CTFtime |
| 2020 | CTFtime |
| Harekaze | 2019 | CTFtime |
| 2018 | CTFtime |
| Hayyim | 2022 | CTFtime |
| HeroCTF | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| Hexion | 2020 | CTFtime |
| ICHSA | 2021 | CTFtime |
| IERAE | 2024 | CTFtime |
| IJCTF | 2021 | CTFtime |
| 2020 | CTFtime |
| INS'hAck | 2019 | CTFtime |
| IRON | 2024 | CTFtime |
| ISITDTU | 2024 Quals | CTFtime |
| 2023 Quals | CTFtime |
| 2022 Quals | CTFtime |
| 2021 Quals | CTFtime |
| 2019 Quals | CTFtime |
| 2018 Quals | CTFtime |
| ImaginaryCTF | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| InCTF | 2022 | CTFtime |
| 2021 | CTFtime |
| 2020 | CTFtime |
| 2019 | CTFtime |
| 2018 | CTFtime PersianCats |
| INCOGNITO | 2024 | CTFtime |
| 2022 | CTFtime |
| InfoSec | 2022 | CTFtime |
| IngonyamaZK | 2023 | CTFtime |
| insomnihack | 2024 Quals | CTFtime |
| 2023 Quals | CTFtime |
| 2022 Quals | CTFtime |
| 2019 Quals | CTFtime |
| Intent | 2021 | CTFtime |
| InterlogicaCTFs | 2024 | CTFtime |
| InternetFestival | 2023 | CTFtime |
| IrisCTF | 2024 | CTFtime |
| 2023 | CTFtime |
| Jade | 2022 | CTFtime |
| JerseyCTF | 2024 | CTFtime |
| 2022 | CTFtime |
| Junior.Crypt | 2024 | CTFtime |
| KalmarCTF | 2024 | CTFtime |
| 2023 | CTFtime |
| Kaspersky | 2018 | CTFtime |
| KITCTFCTF | 2023 | CTFtime |
| 2022 | CTFtime |
| KillerQueen | 2021 | CTFtime |
| KipodAfterFree | 2020 | CTFtime |
| 2019 | CTFtime |
| KubanCTF | 2023 Quals | CTFtime |
| L3HCTF | 2024 | CTFtime |
| 2021 | CTFtime |
| L3akCTF | 2024 | CTFtime |
| KnightCTF | 2024 | CTFtime |
| 2022 | CTFtime |
| LA | 2024 | CTFtime |
| 2023 | CTFtime |
| LINE | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| LIT | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| LakeCTF | 2024 Quals | CTFtime |
| 2023 Quals | CTFtime |
| 2022 | CTFtime |
| Layer7 | 2020 | CTFtime |
| 2019 | CTFtime |
| Ledger Donjon | 2021 | CTFtime |
| 2020 | CTFtime |
| M*CTF | 2024 Quals | CTFtime |
| 2023 Quals | CTFtime |
| 2023-Junior Quals | CTFtime |
| 2022 Quals | CTFtime |
| 2021 Quals | CTFtime |
| 2020 Quals | CTFtime |
| MUST | 2023 Quals | CTFtime |
| MeePwn | 2018 Quals | CTFtime PersianCats |
| MapleCTF | 2023 | CTFtime |
| 2022 | CTFtime |
| Mapna | 2024 | CTFtime |
| MetaCTF | 2021 | CTFtime |
| 2020 | CTFtime |
| MetaRed | 2024 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| Midnight Flag | 2024 | CTFtime |
| 2023 | CTFtime |
| Midnight Sun | 2024 Quals | CTFtime |
| 2022 Quals | CTFtime |
| 2021 Quals | CTFtime |
| 2020 Quals | CTFtime |
| 2019 Quals | CTFtime |
| N0PSctf | 2024 | CTFtime |
| N1CTF | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| 2020 | CTFtime |
| 2019 | CTFtime |
| 2018 | CTFtime |
| NACTF | 2020 | CTFtime |
| NewYear | 2024 | CTFtime |
| NewportBlakeCTF | 2023 | CTFtime |
| Nexus | 2024 | CTFtime |
| niteCTF | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| NOESCAPE | 2022 | CTFtime |
| NOESCAPE | 2024 | CTFtime |
| NahamCon | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022-EU | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| 2020 | CTFtime |
| NoHackNoCTF | 2024 | CTFtime |
| Norzh | 2021 | CTFtime |
| Nuit du Hack | 2018 Quals | CTFtime |
| OFPPT | 2022 | CTFtime |
| OMH | 2021 | CTFtime |
| OSCTF | 2024 | CTFtime |
| OverTheWire Advent Bonanza | 2021 | CTFtime |
| 2018 | CTFtime |
| PBjar | 2021 | CTFtime |
| P.W.N | 2018 | CTFtime |
| Paradigm | 2023 | CTFtime |
| 2022 | CTFtime |
| PatriotCTF | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| Pearl | 2024 | CTFtime |
| Plaid | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| 2020 | CTFtime |
| 2019 | CTFtime |
| 2018 | CTFtime PersianCats |
| Platypwn | 2024 | CTFtime |
| 2023 | CTFtime |
| PointerOverflow | 2023 | CTFtime |
| Poseidon | 2020 | CTFtime |
| Potluck | 2023 | CTFtime |
| Pragyan | 2023 | CTFtime |
| 2021 | CTFtime |
| 2019 | CTFtime |
| Pwn2Win | 2021 | CTFtime |
| 2020 | CTFtime |
| 2019 | CTFtime |
| 2018 | CTFtime |
| PwnSec | 2024 | CTFtime |
| PwnThyBytes | 2019 | CTFtime |
| Pwnme | 2022 | CTFtime |
| QUESTCON | 2024 | CTFtime |
| 2023 | CTFtime |
| R3CTF | 2024 | CTFtime |
| RACTF | 2021 | CTFtime |
| 2020 | CTFtime |
| RCTF | 2022 | CTFtime |
| 2021 | CTFtime |
| 2020 | CTFtime |
| 2019 | CTFtime |
| 2018 | CTFtime PersianCats |
| RITSEC | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| 2019 | CTFtime |
| 2018 | CTFtime |
| RTL | 2021 | CTFtime |
| RVCExIITBxYCF | 2024 | CTFtime |
| RaRCTF | 2021 | CTFtime |
| Razi | 2020 | CTFtime |
| Real World | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| 2019 Quals | CTFtime |
| RedShift.Eclipse2 | 2024 Quals | CTFtime |
| Ricerca | 2023 | CTFtime |
| Rooters | 2019 | CTFtime |
| Rush | 2023 | CTFtime |
| S4CTF | 2021 | CTFtime |
| SAS | 2024 | CTFtime |
| SCTF | 2024 | CTFtime |
| SCTF | 2021 | CTFtime |
| 2020 | CTFtime |
| SEC-T | 2022 | CTFtime |
| SECCON | 2024 Quals | CTFtime |
| 2023 Quals | CTFtime |
| 2022 Quals | CTFtime |
| 2021 | CTFtime |
| 2020 Quals | CTFtime |
| 2018 Quals | CTFtime PersianCats |
| 2017 Quals | CTFtime PersianCats |
| SHELL | 2022 | CTFtime |
| 2021 | CTFtime |
| SEETF | 2023 | CTFtime |
| 2022 | CTFtime |
| SPbCTF | 2021 Quals | CTFtime |
| 2020 Quals | CTFtime |
| SpringForwardCTF | 2024 | CTFtime |
| 2023 | CTFtime |
| SUSCTF | 2022 | CTFtime |
| SanDiego | 2024 | CTFtime |
| 2023 | CTFtime |
| SekaiCTF | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| Securinets | 2024 Quals | CTFtime |
| 2023 Quals | CTFtime |
| 2022 Quals | CTFtime |
| 2021 Quals | CTFtime |
| 2020 Quals | CTFtime |
| 2019 Quals | CTFtime |
| Security Fest | 2022 | CTFtime |
| 2018 | CTFtime |
| Shakti | 2021 | CTFtime |
| 2020 | CTFtime |
| Sharky | 2020 | CTFtime |
| Shaastra | 2024 | CTFtime |
| ShunyaCTF | 2024 | CTFtime |
| SpaceHeroes | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| SpamAndFlags | 2020 Quals | CTFtime |
| SpartanCTF | 2024 | CTFtime |
| SpookyCTF | 2024 | CTFtime |
| 2023 | CTFtime |
| Block | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| 2020 | CTFtime |
| Srdnlen | 2023 | CTFtime |
| 2022 | CTFtime |
| *CTF | 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| 2019 | CTFtime |
| 2018 | CTFtime PersianCats |
| SuSeC | 2020 | CTFtime |
| Summit | 2023 | CTFtime |
| Sunshine | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| 2020 | CTFtime |
| 2019 | CTFtime |
| SwampCTF | 2024 | CTFtime |
| Syskron Security | 2020 | CTFtime |
| T3N4CI0US | 2022 | CTFtime |
| TAMUctf | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| 2020 | CTFtime |
| 2019 | CTFtime PersianCats |
| 2018 | CTFtime PersianCats |
| TBTL | 2024 | CTFtime |
| 2023 | CTFtime |
| TCP1P | 2024 | CTFtime |
| 2023 | CTFtime |
| TFC | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| TG:HACK | 2020 | CTFtime |
| THCon | 2024 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| THJCC | 2024 | CTFtime |
| TJCTF | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| 2020 | CTFtime |
| TPCTF | 2023 | CTFtime |
| TMUCTF | 2021 | CTFtime |
| TSG | 2024 | CTFtime |
| 2023 | CTFtime |
| 2021 | CTFtime |
| 2020 | CTFtime |
| 2019 | CTFtime |
| TU | 2023 | CTFtime |
| 2022 | CTFtime |
| 2018 | CTFtime |
| Tamil | 2021 | CTFtime |
| Tasteless | 2021 | CTFtime |
| 2020 | CTFtime |
| TeamItaly | 2023 | CTFtime |
| Tenable | 2022 | CTFtime |
| 2021 | CTFtime |
| TetCTF | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| 2020 | CTFtime |
| TexSAW | 2024 | CTFtime |
| 2023 | CTFtime |
| TheCyberJawaraInternational | 2024 | CTFtime |
| TheHackerConclave | 2024 | CTFtime |
| TheOdyssey | 2023 | CTFtime |
| TokyoWesterns | 2020 | CTFtime |
| 2019 | CTFtime |
| 2018 | CTFtime |
| TrellixHAX | 2023 | CTFtime |
| TrollCAT | 2021 | CTFtime |
| TsukuCTF | 2023 | CTFtime |
| 2021 | CTFtime |
| TyphoonCon | 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| UACTF | 2022 | CTFtime |
| UACWS | 2022 | CTFtime |
| UIUCTF | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| 2020 | CTFtime |
| 2018 | CTFtime PersianCats |
| UMDCTF | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| 2020 | CTFtime |
| UMassCTF | 2024 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| UNbreakableInternational | 2024 | CTFtime |
| USC | 2024 | CTFtime |
| UTCTF | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| 2020 | CTFtime |
| 2019 | CTFtime PersianCats |
| UUTCTF | 2021 | CTFtime |
| Ugra | 2024 Quals | CTFtime |
| Undutmaning | 2024 | CTFtime |
| Union | 2021 | CTFtime |
| UofTCTF | 2024 | CTFtime |
| UrchinSecAware | 2024 | CTFtime |
| UrchinSecTanzaniaNational | 2024 | CTFtime |
| UCTF | 2024 | CTFtime |
| 2023 | CTFtime |
| VULNCON | 2021 | CTFtime |
| 2020 | CTFtime |
| Viettel Mates | 2018 | CTFtime |
| VirSecCon | 2020 | CTFtime |
| Volga | 2024 Quals | CTFtime |
| 2021 Quals | CTFtime |
| 2020 Quals | CTFtime |
| 2019 Quals | CTFtime |
| 2018 Quals | CTFtime |
| VulnX | 2024 | CTFtime |
| WACON | 2023 Quals | CTFtime |
| WMCTF | 2024 | CTFtime |
| 2023 | CTFtime |
| 2020 | CTFtime |
| WORMCON | 2021 | CTFtime |
| WPICTF | 2022 | CTFtime |
| 2021 | CTFtime |
| 2020 | CTFtime |
| 2019 | CTFtime |
| 2018 | CTFtime PersianCats |
| WRECKCTF | 2022 | CTFtime |
| WaniCTF | 2024 | CTFtime |
| 2023 | CTFtime |
| WannaGameChampionship | 2023 | CTFtime |
| WeCTF | 2022 | CTFtime |
| 2021 | CTFtime |
| Winja | 2023 | CTFtime |
| 2022 | CTFtime |
| WhiteHat Grand Prix | 2020 Quals | CTFtime |
| 2018 Quals | CTFtime PersianCats |
| WolvCTF | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| WorldWide | 2024 | CTFtime |
| WxMCTF | 2024 | CTFtime |
| 2023 | CTFtime |
| BxMCTF | 2023 | CTFtime |
| XCTF-DubheCTF | 2024 | CTFtime |
| X-MAS | 2022 | CTFtime |
| 2021 | CTFtime |
| 2020 | CTFtime |
| 2018 | CTFtime |
| Zh3r0 | 2021 | CTFtime |
| angstromCTF | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| 2020 | CTFtime |
| 2019 | CTFtime |
| 2018 | CTFtime |
| b01lers | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| 2020 | CTFtime |
| bi0sCTF | 2024 | CTFtime |
| b00t2root | 2020 | CTFtime |
| castors | 2020 | CTFtime |
| corCTF | 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| cr3 | 2024 | CTFtime |
| cruXipher | 2024 | CTFtime |
| csictf | 2020 | CTFtime |
| darkCON | 2021 | CTFtime |
| eHaCON | 2021 | CTFtime |
| UCSB iCTF | 2018 | CTFtime PersianCats |
| idekCTF | 2024 | CTFtime |
| 2023 | CTFtime |
| 2021 | CTFtime |
| jailCTF | 2024 | CTFtime |
| justCTF | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| 2019 | CTFtime |
| #kksctf | 2020 | CTFtime |
| 2019 | CTFtime |
| m0leCon | 2025 Beginner | CTFtime |
| 2024 Quals | CTFtime |
| 2023 Quals | CTFtime |
| 2022 Beginner | CTFtime |
| 2022 Quals | CTFtime |
| 2021 Quals | CTFtime |
| 2020 Finals | CTFtime |
| 2020 Quals | CTFtime |
| n00bzCTF | 2024 | CTFtime |
| 2023 | CTFtime |
| nullconHackIM | 2023 Goa | CTFtime |
| 2023 Berlin | CTFtime |
| 2022 | CTFtime |
| 2019 | CTFtime |
| 2018 | CTFtime PersianCats |
| openECSC | 2024-round3 | CTFtime |
| 2024-round2 | CTFtime |
| 2024-round1 | CTFtime |
| osugaming | 2024 | CTFtime |
| p4ctf | 2023 Quals | CTFtime |
| 2022 | CTFtime |
| perfect blue | 2023 | CTFtime |
| 2021 | CTFtime |
| 2020 | CTFtime |
| pingCTF | 2023 | CTFtime |
| 2022 | CTFtime |
| redpwn | 2022 | CTFtime |
| 2021 | CTFtime |
| redpwn | 2020 |
| rgbCTF | 2020 | CTFtime |
| snakeCTF | 2024 | CTFtime |
| 2023 | CTFtime |
| squ1rrel | 2024 | CTFtime |
| vikeCTF | 2024 | CTFtime |
| vishwa | 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| vsCTF | 2024 | CTFtime |
| 2023 | CTFtime |
| 2022 | CTFtime |
| watevr | 2019 | CTFtime |
| wtf | 2022 | CTFtime |
| 2021 | CTFtime |
| zer0pts | 2023 | CTFtime |
| 2022 | CTFtime |
| 2021 | CTFtime |
| 2020 | CTFtime |
