CTF reps, streak rewards, and daily targets that keep Kyvera operators coming back.
Preview today's objective, sort by difficulty, and step into the authenticated challenge deck when you want saved progress, leaderboard placement, and recruiter-safe proof of work.
New to CTFs?
Start with the beginner filter. Every member challenge opens with a short mission brief, scoped hints, and an XP reward path that feels usable even on day one.
Today's challenge: Cookie Cache Poisoning
A beginner-friendly web target with a guided hint lane. Clear the edge cache, land the poison, and recover the operator token before reset.
Reset timer
Resets in 14h 32m
Runtime
20 min
Reward
+120 XP
Solve today to protect your streak and unlock tomorrow's multiplier.
Daily reward
120 XP
Daily clears stack with streak bonuses inside member mode.
Current streak
06 days
Miss a day and Kyvera drops you back to the baseline reward band.
Leaderboard cut
Top 12%
A few challenge wins is enough to surface on the weekly board.
Challenge lanes
Filter by skill band, preview the mission, then jump into the authenticated run when you're ready.
Web
Cookie Cache Poisoning
Abuse a reflected caching weakness, poison the edge response, and recover the admin session artifact without losing the request trail.
Reward
80 XP
Runtime
18 min
Bonus
+1 streak shield
Guided exploit
1,842 operators
Forensics
PCAP Shadow Lane
Trace beacon traffic inside a noisy packet capture, isolate the command channel, and extract the exfiltration clue cleanly.
Reward
140 XP
Runtime
28 min
Bonus
+2 streak fuel
Packet hunt
912 operators
Privilege Escalation
Sudoers Drift
Find the sudo misconfiguration, chain the allowed binary correctly, and turn a low-priv shell into a root proof artifact.
Reward
160 XP
Runtime
24 min
Bonus
+40 bonus XP
Root path
667 operators
Cloud
IAM Lateral Spark
Pivot across an AWS role chain, read the trust policy drift, and capture the workload secret before the window closes.
Reward
220 XP
Runtime
36 min
Bonus
+1 rank boost
Cloud breach
251 operators
Crypto
RSA Bad Padding
Spot the implementation flaw, build the padding oracle workflow, and recover the protected message with clean notes.
Reward
240 XP
Runtime
42 min
Bonus
+75 bonus XP
Crypto break
198 operators
The board updates from member-mode clears, streak protection, and challenge XP bursts.
rootkit.rin
Weekly challenge ladder
18,420 XP
packetmara
Weekly challenge ladder
16,980 XP
kerbghost
Weekly challenge ladder
15,640 XP
Onboarding angle
New members start with guided hints and short clear times. Advanced lanes remove the guardrails and pay out larger XP.