Jeopardy Capture the Flag Challenges
Valdemar Švábenský
Masaryk University, Czech Republic
PA197 Secure Network Design
May 22, 2019
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▪ Traditional outdoor game (and later computer games)
▪ In cybersecurity: training activity for exercising skills
▪ Finding secret “flags” as solutions to cybersecurity challenges
Capture the Flag (CTF) game
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1. Attack-Defense
2. Attack-Only
3. Jeopardy
Three types of CTF
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▪ The “original” CTF
▪ Teams fixing own vulnerable hosts while attacking other teams
▪ Awaiting you on May 24
Attack-Defense CTF
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Attack-Only CTF
▪ You played this on April 3
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▪ Most common type of CTF
▪ Solving cybersecurity-related assignments
▪ Tasks in categories worth different amount of points
▪ Today’s topic
Jeopardy CTF
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Jeopardy CTF: Naming
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Jeopardy CTF: Upcoming Competitions
▪ Facebook CTF
▪ June 1
▪ Prizes: $3,133.70 + $2,000 + $1,000
▪ https://fbctf.com/
▪ Google CTF
▪ June 22
▪ Prizes: $31,337 and advancement to the finals
▪ https://capturetheflag.withgoogle.com/
▪ … And many more:
▪ https://ctftime.org/
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Your tasks
1. Register at one (or more) of these websites:
▪ https://www.hackthebox.eu/
▪ https://www.root-me.org/?lang=en
▪ https://www.hackthissite.org/
▪ https://www.hackthis.co.uk/
2. Solve some challenges!
(The homework will be related to this, so the more you solve here,
the better for you ☺ )
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Reflection
▪ Which platform did you choose? Why?
▪ Have you learned something today? What was it?
▪ What did you like about this type of practice?
▪ What did you not like?
▪ Any other comments?
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Resources
▪ https://www.youtube.com/watch?v=ThBpRBpyxLI
▪ https://github.com/CSIRT-MU/edu-resources
▪ https://www.kali.org/
▪ https://defcon.org/
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Join us!
▪ Learn practical cybersecurity topics
▪ Cooperate on interesting projects
Cybersecurity Laboratory at FI MU: kypo.fi.muni.cz
Computer Security Incident Response Team of Masaryk University
Interested in cybersecurity?
@csirtmu csirt.muni.cz
THANK YOU! QUESTIONS?
JOIN US AT CSIRT-MU :)
Valdemar Švábenský et al.
svabensky@ics.muni.cz
csirt.muni.cz, kypo.fi.muni.cz
@csirtmu