CTFtime.org

grocid

Carl Löndahl
Capturing flags since Aug. 2015

T-shirt size: Unknown

Website: grocid.net

Good at: stuff

Participate in teams

1177
grcd
HackingForSoju
Snatch The Root

grocids writeups

EventTaskAction
WPICTF 2020secure_enclave [300]read writeup
HSCTF 6Multiplication Service [488]read writeup
PoliCTF 2017Lucky Consecutive Guessing [301]read writeup
UIUCTF 2017bulljog [600]read writeup
ASIS CTF Quals 2017 unsecure ASIS sub-d [132]read writeup
ASIS CTF Quals 2017A fine OTP server [79]read writeup
ASIS CTF Quals 2017DLP [158]read writeup
ASIS CTF Quals 2017 Secured OTP server [268]read writeup
ASIS CTF Quals 2017 Alice, Bob, and Rob [202]read writeup
ASIS CTF Quals 2017F-4 Phantom [176]read writeup
Teaser CONFidence CTF 2017Public Key Infrastructure [400]read writeup
0CTF 2017 QualsoneTimePad2 read writeup
Hack The Vote 2016Baby's hands [300]read writeup
Hack The Vote 2016Trump Trump [100]read writeup
Hack The Vote 2016Boxes of Ballots [200]read writeup
Hack The Vote 2016The Best RSA [250]read writeup
Hack The Vote 2016Vermatrix Supreme [100]read writeup
Hack The Vote 2016TOPKEK [50]read writeup
Hackover CTF 2016qr_code [200]read writeup
Hackover CTF 2016ish_2 [.]read writeup
Hackover CTF 2016rollthedice [15]read writeup
Hackover CTF 2016guessr [15]read writeup
CSAW CTF Qualification Round 2016Broken box [300]read writeup
CSAW CTF Qualification Round 2016wtf.sh (1) [150]read writeup
CSAW CTF Qualification Round 2016Sleeping Guard [50]read writeup
CSAW CTF Qualification Round 2016Still broken box [400]read writeup
CSAW CTF Qualification Round 2016Coinslot [25]read writeup
IceCTF 2016Complacent [40]read writeup
IceCTF 2016Time Traveler [45]read writeup
IceCTF 2016Audio Problems [50]read writeup
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