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Running capture the flag competitions for information security conferences.
websitectf313.com
Congratulations to our top teams in the BSides Harrisburg 2025 CTF!
The CTF is down to 30 minutes and still anyone's game!
Congratulations sheriffCy on being the first to solve the Copiales cipher challenge!
Still anyone's game at the BSides Harrisburg 2025 CTF!

BSides Harrisburg 2025 is on!

CTF starts at 10:00 am. Come and test your skills.

Thinking and Plotting. Restless planning.
Building. Making.

Will we see you at BSides Harrisburg on April 25th?

The #miseccon CTF is LIVE!
Come and test your skills!

It's time!

#miseccon

Getting ready for #miseccon in Lansing, Michigan this Friday! We have some fun challenges in store for this year's CTF!

Preparing.
Scheming.
Plotting.

Get your floppy drives ready.

#miseccon @MiSec #ctf #infosec