Also known as
  • _kn0ck_


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Participated in CTF events

Overall rating place: 9124 with 4.557 pts in 2023

Country place: 136

PlaceEventCTF pointsRating points
27h4ckc0n 2023546.00004.557

Overall rating place: 2783 with 11.844 pts in 2020

Country place: 85

PlaceEventCTF pointsRating points
3160CTF/TCTF 2020 Quals 12.00000.445
52RCTF 2020923.00004.580
45De1CTF 20201726.00004.177
1016nullcon HackIM 20201.00000.041
86HackTM CTF Quals 2020985.00002.600

Overall rating place: 540 with 46.552 pts in 2019

Country place: 31

PlaceEventCTF pointsRating points
235Real World CTF 2019 Quals34.00000.417
16De1CTF 20193343.00008.748
44CyBRICS CTF Quals 2019633.00004.859
13RCTF 20193993.000015.259
30*CTF 20192887.00006.785
726PlaidCTF 20191.00000.148
790CTF/TCTF 2019 Quals424.00007.245
33BSidesSF 2019 CTF590.00003.092

Overall rating place: 166 with 108.280 pts in 2018

Country place: 19

PlaceEventCTF pointsRating points
51735C3 CTF1.00000.217
11BCTF 20183104.00008.144
9HCTF 20185414.130015.408
276HITCON CTF 201850.00000.948
519CSAW CTF Qualification Round 2018176.00001.017
11RCTF 20186759.000016.615
6*CTF 20186411.000017.950
30HITB-XCTF GSEC CTF 2018 Quals2832.00005.479
320CTF/TCTF 2018 Quals1002.00008.171
147UCSB iCTF 201841129.000022.720
10N1CTF 20184082.000011.828

Overall rating place: 506 with 30.818 pts in 2017

Country place: 26

PlaceEventCTF pointsRating points
7234C3 CTF156.00003.275
7HCTF 20175468.940014.974
418HITCON CTF 2017 Quals50.00000.785
65Tokyo Westerns CTF 3rd 2017531.00007.033
287SECUINSIDE CTF Quals 201760.00000.241
159ASIS CTF Quals 201790.00000.866
236Nuit du Hack CTF Quals 2017105.00001.140
204VolgaCTF 2017 Quals450.00002.503

Team members

Team writeups

RCTF 2019shellcoder [285]read writeup
RCTF 2019ManyNotes [526]read writeup
RCTF 2019chat [869]read writeup
RCTF 2019babyheap [363]read writeup
*CTF 2019girlfriend [238]read writeup
*CTF 2019quicksort [155]read writeup
*CTF 2019babyshell [240]read writeup
*CTF 2019upxofcpp [377]read writeup
0CTF/TCTF 2019 QualsIf on a winters night a traveler [234]read writeup
0CTF/TCTF 2019 Qualsbabyheap [550]read writeup
0CTF/TCTF 2019 Qualsbaby_aegis [323]read writeup
0CTF/TCTF 2019 Qualszerotask [132]read writeup
BSidesSF 2019 CTFBlink [50]read writeup
TAMUctf 19pwn5 [372]read writeup
TAMUctf 19pwn4 [100]read writeup
TAMUctf 19pwn3 [387]read writeup
TAMUctf 19pwn2 [356]read writeup
TAMUctf 19pwn1 [227]read writeup
Codegate CTF 2019 PreliminaryMaris_shop [90.9]read writeup
Codegate CTF 2019 Preliminarygod-the-reum [32.3]read writeup
Codegate CTF 2019 Preliminaryaeiou [28.6]read writeup