s, ransomware trails, and now cryptic messages leaking out of HopSec itself. With McSkidy back on her feet and the TBFC team fighting on all fronts, every challenge completed helps unravel King Malhare’s plan, and things are escalating fast. Below are the latest chapters you can unlock: ------------------------------- ⭐ Most recent release: Day 18 ------------------------------- Jump straight into the newest Advent of Cyber challenge released: Obfuscation - The Egg Shell File ( https://tryhackme.com/room/obfuscation-aoc2025-e5r8t2y6u9?utm_source=cio&utm_medium=email&utm_campaign=aocrecap525deadeng ) Obfuscation - The Egg Shell File -------------------------------- McSkidy keeps her focus on a particular alert that caught her interest: an email posing as northpole-hr. Play Day 18 ( https://tryhackme.com/room/obfuscation-aoc2025-e5r8t2y6u9?utm_source=cio&utm_medium=email&utm_campaign=aocrecap525deadeng ) Want to catch up on the rest of the story? Here’s a quick recap of Days 14–17: Containers - DoorDasher's Demise ( https://tryhackme.com/room/container-security-aoc2025-z0x3v6n9m2?utm_source=cio&utm_medium=email&utm_campaign=aocrecap525deadeng ) Containers - DoorDasher's Demise -------------------------------- Continue your Advent of Cyber journey and learn about container security. Play Day 14 ( https://tryhackme.com/room/container-security-aoc2025-z0x3v6n9m2?utm_source=cio&utm_medium=email&utm_campaign=aocrecap525deadeng ) Web Attack Forensics - Drone Alone ( https://tryhackme.com/room/webattackforensics-aoc2025-b4t7c1d5f8?utm_source=cio&utm_medium=email&utm_campaign=aocrecap525deadeng ) Web Attack Forensics - Drone Alone ---------------------------------- Explore web attack forensics using Splunk to identify threats and anomalies. Play Day 15 ( https://tryhackme.com/room/webattackforensics-aoc2025-b4t7c1d5f8?utm_source=cio&utm_medium=email&utm_campaign=aocrecap525deadeng ) Forensics - Registry Furensics ( https://tryhackme.com/room/registry-forensics-aoc2025-h6k9j2l5p8?utm_source=cio&utm_medium=email&utm_campaign=aocrecap525deadeng ) Forensics - Registry Furensics ------------------------------ Learn what the Windows Registry is and how to investigate it. Play Day 16 ( https://tryhackme.com/room/registry-forensics-aoc2025-h6k9j2l5p8?utm_source=cio&utm_medium=email&utm_campaign=aocrecap525deadeng ) Phishing - Phishmas Greetings ( https://tryhackme.com/room/encoding-decoding-aoc2025-s1a4z7x0c3?utm_source=cio&utm_medium=email&utm_campaign=aocrecap525deadeng ) Phishing - Phishmas Greetings ----------------------------- Learn how to spot phishing emails from Malhare's Eggsploit Bunnies. Play Day 17 ( https://tryhackme.com/room/encoding-decoding-aoc2025-s1a4z7x0c3?utm_source=cio&utm_medium=email&utm_campaign=aocrecap525deadeng ) Learn More ( https://tryhackme.com/adventofcyber25?utm_source=cio&utm_medium=email&utm_campaign=AOCRecap525deadeng ) Holiday Garland Divider Gift a Subscription ( https://tryhackme.com/subscriptions?utm_source=cio&utm_medium=email&utm_campaign=aocrecap525deadenggift ) Advent of Cyber Prize Banner ( https://tryhackme.com/adventofcyber25/prizes?utm_source=cio&utm_medium=email&utm_campaign=AOCRecap5prize25deadeng ) Advent of Cyber Discount Banner ( https://tryhackme.com/why-subscribe?utm_source=cio&utm_medium=email&utm_campaign=AOCRecap5discount25deadeng ) Discord ( https://discord.gg/tryhackme ) X ( https://twitter.com/tryhackme ) Instagram ( https://instagram.com/realtryhackme ) LinkedIn ( https://linkedin.com/company/tryhackme ) YouTube ( https://youtube.com/@realtryhackme ) Terms ( https://tryhackme.com/terms ) | Unsubscribe ( https://track.customer.io/unsubscribe/dgTK1QULANSEctOEcgGbNpfWHtpegCIcNDL3N9s= ) © 2025 TryHackMe. All rights reserved.🎄 AoC Week 3 Recap: Catch Up Before the Next Battle!TryHackMe undefinedpfeifferj@archlinux.ch pfeifferj@archlinux.ch