CTF challenges & writeups

685 challenges · browse all techniques

Challenge	CTF	Weight	Category	Has
InfoSec_hangout	KubSTU 2026	24.83	OSINT	files
Latte_art	KubSTU 2026	24.83	OSINT	files
Love_is	KubSTU 2026	24.83	OSINT	files
Nice_walk	KubSTU 2026	24.83	OSINT	files
The_Eyes_of_the_Ranger	KubSTU 2026	24.83	OSINT	files
Where_is_my_Faculty	KubSTU 2026	24.83	OSINT	files
Beauty_Beauty_Lake	LYKNCTF 2026	–	OSINT	files
Far_Away	LYKNCTF 2026	–	OSINT	files
Far_Away_Revenge	LYKNCTF 2026	–	OSINT	files
IMPORTANT_DEBRIS	LYKNCTF 2026	–	OSINT	files
Miss_My_Home_D	LYKNCTF 2026	–	OSINT	files
Miss_My_School	LYKNCTF 2026	–	OSINT	files
REDACTED_FRAME	LYKNCTF 2026	–	OSINT	files
Route_to_Nowhere	LYKNCTF 2026	–	OSINT	files
Tattoo	LYKNCTF 2026	–	OSINT	files
UNNAMED_MERCHANT	LYKNCTF 2026	–	OSINT	files
What_Does_the_Cat_Say	LYKNCTF 2026	–	OSINT	files
Operation_Conductor_Part_2	LagNCrash 2026	25.00	OSINT	files
Quarrying_Around	LagNCrash 2026	25.00	OSINT	files
Spring_will_be_here_soon...	LagNCrash 2026	25.00	OSINT	files
The_Oregon_Trail	LagNCrash 2026	25.00	OSINT	files
hypebeast	LagNCrash 2026	25.00	OSINT	files
john	LagNCrash 2026	25.00	OSINT	files
just_a_osint_challenge	LagNCrash 2026	25.00	OSINT	files
My_World	MidnightFlag 2026	24.50	OSINT	files
Where_Was_chine	MidnightFlag 2026	24.50	OSINT	files
Capa_Spotted	MntcrlCTF 2026	25.00	OSINT	files
Cruise_spotting	MntcrlCTF 2026	25.00	OSINT	files
Vinyls	MntcrlCTF 2026	25.00	OSINT	files
cousin	MntcrlCTF 2026	25.00	OSINT	files
foreigner	MntcrlCTF 2026	25.00	OSINT	files
kaizoku_ou_ni_ore_wa_naru	MntcrlCTF 2026	25.00	OSINT	files
Flight_of_the_grinch	NewYear 2026	23.42	OSINT	files
New_Years_Eve	NewYear 2026	23.42	OSINT	files
Regular_GoogleMaps	NewYear 2026	23.42	OSINT	files
Visiting_Belorussian_Grandfather	NewYear 2026	23.42	OSINT	files
babyOSINT	NewYear 2026	23.42	OSINT	files
Frog_Finder	Scarlet 2026	23.42	OSINT	files
Mrs._Robot	Scarlet 2026	23.42	OSINT	files
Revenge_of_the_67	Scarlet 2026	23.42	OSINT	files

Challenges