CTF Event
R3CTF 2026
Jul 4–6, 2026
format
Jeopardy
restrictions
Open
location
Online
ctftime weight
35.95
about
R3CTF 2026 will mark the final Jeopardy-style edition in the R3CTF series. Challenge categories: This year, the categories will not be disclosed to participants in advance, but they may include, without limitation, Web, Crypto, Pwn, Reverse, Misc, Forensics, Blockchain, and more. Sponsors: Nebula Security - https://nebusec.ai/ OtterSec - https://osec.io/ Zellic - https://www.zellic.io/ Binary Ninja - https://binary.ninja/ Infra sponsored by goo.gle/ctfsponsorship Support channel -> https://discord.gg/hsRa7X9hph
stuck on a R3CTF 2026 challenge?
get progressive, spoiler-free hints — nudge → technique → near-solution. never the flag. covers web, crypto, pwn, forensics, reversing, osint, and misc.
get hints for R3CTF 2026 →