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US ntropy

Academic team University of North Carolina at Chapel Hill

Website: https://hackmd.io/@ntropy

Website: https://ntropy-unc.github.io/

Sign in to join the team.



Soon to be inactive CTF team

Participated in CTF events

PlaceEventCTF pointsRating points
478CSAW CTF Qualification Round 2023350.00000.782
PlaceEventCTF pointsRating points
302CSAW CTF Qualification Round 2022393.00001.110
105BSidesSF 2022 CTF110.00000.343
PlaceEventCTF pointsRating points
619CSAW CTF Qualification Round 2021176.00000.000
160PlaidCTF 2021101.00002.270
117ångstromCTF 20211725.000012.924
111VolgaCTF 2021 Qualifier368.00003.463
56Securinets CTF Quals 20211058.00003.472
252zer0pts CTF 2021107.00000.602
66Union CTF 2021500.00002.266
157DiceCTF 2021445.00002.481
90justCTF [*] 2020421.00002.842

Overall rating place: 680 with 49.206 pts in 2020

Country place: 86

PlaceEventCTF pointsRating points
346CSAW CTF Qualification Round 2020255.00003.586
287ALLES! CTF 202056.00000.360
42GACTF1887.00000.000
411Google Capture The Flag 202050.00000.878
417Crypto CTF 202024.00000.194
148PoseidonCTF 1st Edition200.00000.688
213InCTF 2020200.00000.783
136CyBRICS CTF 2020388.00001.545
2550CTF/TCTF 2020 Quals 12.00000.521
506redpwnCTF 20202001.00002.134
307UUTCTF 202025.00000.157
391Pwn2Win CTF 202050.00000.816
327S㎩mAndFlags Uけimate w呎は屸de C㏊mᒆonship Teaser ꕫꕫ - ㎩㏚i㎄ Edition10.00000.112
202De1CTF 2020212.00000.567
116Covid-19 CTF816.00000.000
9Hack Zone Tunisia 20205410.000014.331
69Byte Bandits CTF 20201017.00005.572
126Midnight Sun CTF 2020 Quals391.00003.802
216VolgaCTF 2020 Qualifier350.00002.879
188TAMUctf 20201348.00000.000
62SuSeC CTF 2020195.00002.042
115CONFidence CTF 2020 Teaser46.00000.858
59b01lers CTF703.00002.809
207ångstromCTF 20201750.000010.506
114zer0pts CTF 2020458.00001.135
130UTCTF 20201574.00001.462
239Aero CTF 2020100.00000.429

Overall rating place: 701 with 35.464 pts in 2019

Country place: 80

PlaceEventCTF pointsRating points
106RuCTFE 20195.70000.710
273RITSEC CTF 2019699.00001.210
296TokyoWesterns CTF 5th 2019122.00003.538
147PlaidCTF 2019361.00006.568
62AceBear Security Contest 2019100.00000.624
79SwampCTF 2019713.00002.147
174Midnight Sun CTF 2019 Quals172.00000.703
88RADARCTF1535.00002.300
319SunshineCTF 201955.00000.445
210UTCTF 20191050.00001.067
404Pragyan CTF 2019150.00000.999
213TAMUctf 197843.000013.102
39STEM CTF: Cyber Challenge 2019350.00003.365
146Insomni'hack teaser 201953.00001.169

Overall rating place: 967 with 21.898 pts in 2018

Country place: 92

PlaceEventCTF pointsRating points
56X-MAS CTF 20182979.00005.870
791RITSEC CTF 201811.00000.057
112picoCTF 201824585.00000.000
184CSAW CTF Qualification Round 20181101.00006.160
912IceCTF 2018275.00001.252
16OpenCTF 2018870.00000.000
269CODE BLUE CTF 2018 Quals38.00000.333
942PlaidCTF 20181.00000.114
250Pragyan CTF 2018500.00001.194
370TAMUctf 18849.00003.269
244SharifCTF 8135.00001.581
105Insomni'hack teaser 2018124.00002.069

Overall rating place: 982 with 17.315 pts in 2017

Country place: 81

PlaceEventCTF pointsRating points
124 The 318br, DESEC and SucuriHC Capture The Flag (3DSCTF)566.00001.053
433hxp CTF 20171.00000.072
514CODE BLUE CTF 201738.00000.201
917HITCON CTF 2017 Quals50.00000.695
68Pwn2Win CTF 2017515.00002.438
42Block CTF 20172815.000012.856

Team members

Team writeups

EventTaskAction
Securinets CTF Quals 2021Special [908]read writeup
S㎩mAndFlags Uけimate w呎は屸de C㏊mᒆonship Teaser ꕫꕫ - ㎩㏚i㎄ EditionShor [94]read writeup
De1CTF 2020Misc Chowder [97]read writeup
Hack Zone Tunisia 2020bigDriver [854]read writeup
VolgaCTF 2020 QualifierExcellent Crackme [150]read writeup
Codegate CTF 2019 PreliminaryButterfree [37.0]read writeup
X-MAS CTF 2018Probably Really Nice Goodies from Santa [460]read writeup
X-MAS CTF 2018Oh Christmas Tree [25]read writeup
X-MAS CTF 2018Gnome's BU77ons [50]read writeup
X-MAS CTF 2018Santa's lucky number [50]read writeup
X-MAS CTF 2018The ultimate Christmas game [50]read writeup
X-MAS CTF 2018Special Christmas Wishlist [50]read writeup
X-MAS CTF 2018Santa's Security Levels [50]read writeup
X-MAS CTF 2018Santa The Weaver [25]read writeup
X-MAS CTF 2018Santa's list 2.0 [328]read writeup
X-MAS CTF 2018Santa's list [286]read writeup
X-MAS CTF 2018A Weird List of Sequences [392]read writeup
TAMUctf 18pwn2 [50]read writeup
Insomni'hack teaser 2018onecall [87]read writeup
The 318br, DESEC and SucuriHC Capture The Flag (3DSCTF)cupheap [476]read writeup
The 318br, DESEC and SucuriHC Capture The Flag (3DSCTF)MrRobof [473]read writeup
The 318br, DESEC and SucuriHC Capture The Flag (3DSCTF)Wargames [472]read writeup
Pwn2Win CTF 2017Warehouse [231]read writeup
Block CTF 2017floppy [1000]read writeup
Block CTF 2017The Turing Agent [500]read writeup
Block CTF 20176byte [1000]read writeup
DefCamp CTF Qualification 2017Is nano good [2]read writeup
DefCamp CTF Qualification 2017Hex Warm Up [1]read writeup
DefCamp CTF Qualification 2017Loyal book read writeup