Junior.crypt 2026 on CyberSecurity Elitehttps://cybersecurityelite.com/tags/junior.crypt-2026/Recent content in Junior.crypt 2026 on CyberSecurity EliteCyberSecurity Elitehttps://cybersecurityelite.com/images/og-default.pnghttps://cybersecurityelite.com/images/og-default.pngHugoen-usWed, 15 Jul 2026 16:46:04 +0200Junior.Crypt 2026 Forensic + Misc + OSINT Writeup: 8 Challenges Solved (WinZip-AES Phishing Email Corpus, Cyrillic Acrostic + Mined SHA-1 Covert Channel, MIDI Pitch-Wheel Pair Steganography, SVG ClipPath Ghost Text, DOCX customXml Revision Replay, Pickle + payload.pyc ML Supply-Chain Backdoor, Grodno Fire Watchtower Landmark ID, Belarusian Higher League Broadcast-Clock Reading)https://cybersecurityelite.com/ctf-writeups/junior-crypt-2026-forensic-misc-osint-writeup/Wed, 15 Jul 2026 14:20:00 +0000https://cybersecurityelite.com/ctf-writeups/junior-crypt-2026-forensic-misc-osint-writeup/Step-by-step Junior.Crypt 2026 forensic, misc, and OSINT writeup — two forensic challenges (Invoice Without a Bank: WinZip-AES phishing corpus filtered by the Portuguese Fatura Emitida subject template; Philologist: Cyrillic acrostic ГИТЛОГ hint pointing at git log first-byte SHA-1 abbreviations), four misc challenges (1000-7: MIDI pitch-wheel +2304/-2304 pair steganography over a Tokyo Ghoul theme; Ghost Layers: SVG glyph paths referenced only through clip-path so they never reach the raster; Invisible Editor: DOCX customXml/item1.xml carrying a fake revisionLog whose per-step inserted chunks replay the flag one character at a time; Pickles: model.pkl calling payload.install_supply_chain_probe with a LedgerModel.infer backdoor triggered by a four-word history hash), and two OSINT challenges (Fire Mural: Grodno fire watchtower mural by Vladimir Kachan; FOOTBALLchik: Neman vs ML Vitebsk broadcast clock timestamp of the first goal).Junior.Crypt 2026 Web + Crypto Writeup: 7 Challenges Solved (Newline Command Injection, JWT Wordlist Crack, SplitMix64 Timestamp Search, Vaudenay Timing Trace, Franklin-Reiter, LCG Seed Truncation, Many-Time Pad)https://cybersecurityelite.com/ctf-writeups/junior-crypt-2026-web-crypto-writeup/Wed, 15 Jul 2026 13:15:00 +0000https://cybersecurityelite.com/ctf-writeups/junior-crypt-2026-web-crypto-writeup/Step-by-step Junior.Crypt 2026 web and crypto writeup — two web challenges (Pulse: first-line-only validator bypassed by a newline shell separator; Wrodle: HS256 JWT with wordlist-cracked butterfly secret plus coordinate-encoded flag) and five crypto challenges (MeowMeow: timestamp-seeded RSA key generation with 604800 candidates; Neurotoxin Diagnostics: offline Vaudenay CBC padding-oracle replay from a timing trace; Still Alive: Franklin-Reiter with e=3 and a known affine relation; Stream Calibration: LCG with 20-bit truncated seed; Weighted Companion Cube: many-time pad with template + multiset-match keystream recovery).Junior.Crypt 2026 Pwn + Reverse Writeup: 4 Challenges Solved (Cookie-Encoded Function Pointers, UAF Type Confusion, Heap Overflow with Reclassify, TCC-Injected VM)https://cybersecurityelite.com/ctf-writeups/junior-crypt-2026-pwn-reverse-writeup/Wed, 15 Jul 2026 12:15:00 +0000https://cybersecurityelite.com/ctf-writeups/junior-crypt-2026-pwn-reverse-writeup/Step-by-step Junior.Crypt 2026 pwn and reverse writeup — three pwn challenges (Clockwork Vault: negative-index array bug + service-cookie-encoded function pointers; House of Mirage: session-to-sink UAF type confusion with pipelined race + fake vtable; Museum of Echoes: reclassify without realloc + heap overflow into adjacent exhibit's routine ptr) and one reverse challenge (Write The Кодэ: modified TCC compiler smuggles a hidden C source with a 512-byte VM blob decrypted by an ELF-relocation-derived key).