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GR Zer0Tolerance

Also known as
  • 0Tolerance

Twitter: https://twitter.com/0tolerance_ctf

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Participated in CTF events

Overall rating place: 831 with 13.029 pts in 2025

Country place: 4

PlaceEventCTF pointsRating points
13TRX CTF 20253537.000013.029

Overall rating place: 90 with 341.510 pts in 2024

Country place: 2

PlaceEventCTF pointsRating points
16BackdoorCTF 20241887.000012.608
30N1CTF 2024303.00008.506
5m0leCon CTF 2025 Teaser2310.000057.426
59SekaiCTF 2024865.00006.230
7justCTF 2024 teaser3255.000063.290
16ångstromCTF 20242920.000052.875
28Midnight Sun CTF 2024 Quals2372.000017.925
4UTCTF 202417511.000052.979
17KalmarCTF 20243590.000010.244
29bi0sCTF 20242819.000018.187
28DiceCTF 2024 Quals2302.000023.579
22Real World CTF 6th523.000026.544
16Insomni'hack teaser 20241037.000016.097

Overall rating place: 42 with 427.078 pts in 2023

Country place: 1

PlaceEventCTF pointsRating points
3niteCTF10615.000026.793
153TUCTF 2023562.00001.674
8DefCamp CTF Finals 20231512.53400.000
102saarCTF 20237196.33937.129
128Hack.lu CTF 2023170.00003.832
69Reply Cyber Security Challenge 2023608.00002.258
13TeamItaly CTF 2023838.000015.262
15SECCON CTF 2023 Quals2263.000055.302
31HITCON CTF 2023 Quals1111.000018.666
7SekaiCTF 20236945.000020.126
4CCCamp 20234814.000024.283
9Securinets CTF Quals 20233135.000046.824
10UIUCTF 20233596.000040.712
2TyphoonCon CTF 20232640.000013.366
4CrypT_Find CTF550.00000.000
17HSCTF 1011886.000031.445
4PwnMe Finals : "8 bits"3888.000027.918
18justCTF 20231791.000016.550
6Grey Cat The Flag 2023 Qualifiers6612.000026.203
1HackTM CTF Finals 20234769.000049.340
28m0leCon CTF 2023 Teaser580.000012.778
2PwnMe Qualifications : "8 bits"5714.000033.756
11ångstromCTF 20232890.000085.061
31Midnight Sun CTF 2023 Quals2093.000016.419
20RITSEC CTF 20235647.000020.000
51LINE CTF 2023342.00003.050
6UMass CTF 20234872.000029.927
9b01lers CTF4233.000026.295
30hxp CTF 2022960.000022.449
13KalmarCTF 20236512.000011.540
3HackTM CTF Quals 20233883.000026.432
12LA CTF 202312918.000022.369
13Insomni'hack teaser 20231480.00009.256
20idekCTF 2022*7143.00009.240
17Real World CTF 5th782.000016.971

Overall rating place: 40 with 372.628 pts in 2022

Country place: 1

PlaceEventCTF pointsRating points
4niteCTF5039.000025.869
3INTENT CTF 20225000.000025.147
2KITCTFCTF 20229745.000032.691
23HITCON CTF 20221835.000029.700
6Square CTF 20223401.000033.755
10CSAW CTF Final Round 20222936.00000.000
6Reply Cyber Security Challenge 20223530.000018.003
7CyberSecurityRumble CTF5583.000046.351
4LakeCTF Qualifications4769.000026.047
140ADDA CTF90.00000.000
2CSAW CTF Qualification Round 20229030.000035.550
12Balsn CTF 20221973.000026.215
14MapleCTF 20223345.000010.273
5SHELLCTF 20225952.000028.512
58BDSec CTF 20221700.00006.668
69Google Capture The Flag 2022730.000010.841
9TyphoonCon CTF 20221600.00009.161
2HSCTF 910019.000043.697
58DEF CON CTF Qualifier 2022232.00008.158
6CrewCTF 202215710.000017.305
5Securinets CTF Quals 2022 17580.000057.435
5HackPack CTF 20223724.000037.976
95Midnight Sun CTF 2022 Quals79.00000.624
10RITSEC CTF 20226011.000020.930
16zer0pts CTF 20221640.000012.520
8UTCTF 2025 202213102.000026.961
17DefCamp CTF 21-22 Online2708.000025.240
53DiceCTF 20221089.00004.707
88Insomni'hack teaser 2022155.00001.255
104Real World CTF 4th99.00001.773
6KnightCTF 20224825.000018.946

Overall rating place: 346 with 83.835 pts in 2021

Country place: 2

PlaceEventCTF pointsRating points
9OverTheWire Advent Bonanza 20215378.00000.000
3MetaCTF CyberGames 202114475.000031.161
17CyberSecurityRumble CTF2669.000017.056
30CSAW CTF Final Round 20211100.00006.063
3DamCTF 20217136.000029.555

Team members

Team writeups

EventTaskAction
TRX CTF 2025zStego [475]read writeup
TRX CTF 2025Online Python Editor [50]read writeup
SekaiCTF 2024Hijacker read writeup
CyberSpace CTF 2024Share The Flag [499]read writeup
Midnight Sun CTF 2024 Qualsroborop [135]read writeup
Insomni'hack teaser 2024CryptoNotes read writeup
DiceCTF 2024 Qualscalculator [119]read writeup
LakeCTF Quals 23trustMEE 453 read writeup
Hack.lu CTF 2023Based Encoding read writeup
TeamItaly CTF 2023Modern Sicilian Network [196]read writeup
m0leCon CTF 2023 TeaserSmallStringStorage [459]read writeup
UIUCTF 2023Zapping a Setuid 1 read writeup
UIUCTF 2023Virophage read writeup
UIUCTF 2023Chainmail read writeup
UIUCTF 2023Rattler Read read writeup
ångstromCTF 2023Obligatory read writeup
Midnight Sun CTF 2023 QualsSCAAS read writeup
Midnight Sun CTF 2023 QualsOpen Source Software read writeup