CTF challenges & writeups

665 challenges · browse all techniques

Challenge	CTF	Weight	Category	Has
InfoSec_hangout	KubSTU 2026	24.83	OSINT	files
Is_the_report_in_English	KubSTU 2026	24.83	Forensics	files
It_really_isnt_enough	KubSTU 2026	24.83	Crypto	files
L._Lawliet	KubSTU 2026	24.83	Crypto	files
Last_chance	KubSTU 2026	24.83	Forensics	files
Latte_art	KubSTU 2026	24.83	OSINT	files
Love_is	KubSTU 2026	24.83	OSINT	files
Matryoshka	KubSTU 2026	24.83	Misc	files
Nice_walk	KubSTU 2026	24.83	OSINT	files
Not_to_give_not_to_take	KubSTU 2026	24.83	Forensics	files
Numbers_Station	KubSTU 2026	24.83	Crypto	files
STEGO_BRO_SORRY	KubSTU 2026	24.83	Hardware	files
STEGO_Color_Illusion	KubSTU 2026	24.83	Hardware	files
STEGO_Quiet_Whisper	KubSTU 2026	24.83	Hardware	files
STEGO_Red_Zone	KubSTU 2026	24.83	Hardware	files
STEGO_Subway_3	KubSTU 2026	24.83	Hardware	files
STEGO_Subway_3.5	KubSTU 2026	24.83	Hardware	files
STEGO_Subway_4	KubSTU 2026	24.83	Hardware	files
Shiffted	KubSTU 2026	24.83	Misc	files
Shift_Left_Brain_Right	KubSTU 2026	24.83	Web	files
Strange_sequence_of_numbers	KubSTU 2026	24.83	Crypto	files
The_Eyes_of_the_Ranger	KubSTU 2026	24.83	OSINT	files
Timing	KubSTU 2026	24.83	Forensics	files
Transmission	KubSTU 2026	24.83	Misc	files
What_do_you_know_about_Perelman	KubSTU 2026	24.83	Crypto	files
Where_is_my_Faculty	KubSTU 2026	24.83	OSINT	files
You_got_nostaligic	KubSTU 2026	24.83	Misc	files
capy256k1	KubSTU 2026	24.83	Crypto	files
default	KubSTU 2026	24.83	Crypto	files
net	KubSTU 2026	24.83	Misc	files
steg	KubSTU 2026	24.83	Misc	files
wirepass	KubSTU 2026	24.83	Forensics	files
Aether	VolgaCTF 2026 Quals	38.67	Reverse	files
Amateur_Extortionist	VolgaCTF 2026 Quals	38.67	Forensics	files
Chill	VolgaCTF 2026 Quals	38.67	Crypto	files
Cyber	VolgaCTF 2026 Quals	38.67	Crypto	files
GFPRNG	VolgaCTF 2026 Quals	38.67	Crypto	files
Happy_Meal	VolgaCTF 2026 Quals	38.67	Crypto	files
Pac_Man	VolgaCTF 2026 Quals	38.67	Misc	files
Precious	VolgaCTF 2026 Quals	38.67	Forensics	files

Challenges