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FROGLock Argon 2025AK — Ghost (v5.3)

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@victormeloasm victormeloasm released this 20 Oct 23:19
· 8 commits to main since this release
4ba8ff8

🐸 FROGLock Argon 2025AK — Ghost (v5.3)

Release date: October 20, 2025

Changelog:

  • New SecureEntry: Passwords are now handled as in-memory bytearrays and immediately wiped after use to reduce exposure.
  • Parallel KEM: Added multi-recipient parallel encapsulation using adaptive thread pool.
  • Adaptive Chunk Size: Encryption chunk size now auto-adjusts up to 4 MiB based on system RAM and file size.
  • Optional mmap Mode: For files ≥ 1 GiB, memory-mapped I/O can be enabled with FROG_MMAP=1 for faster throughput.
  • Improved Windows Hardening: Added SetErrorMode, IsDebuggerPresent checks, and secure memory locking with best-effort fallback.
  • Automatic ACL Protection: Files are restricted to the current Windows user when pywin32 is available.
  • Clipboard Hygiene: Clipboard is wiped automatically after encryption.
  • Enhanced Paranoid Mode: Locks browsing, forces manual paths, randomizes output name, and suggests secure deletion.
  • Memory-Safety Enhancements: DEK, password, and KDF buffers are explicitly zeroized with RtlSecureZeroMemory.
  • Modern Dark UI: Redesigned Tkinter interface with responsive dark theme, tooltips, and virtual keyboard.
  • Anti-bruteforce: Added per-file attempt limiter with cooldown window.
  • Miscellaneous: Code cleanup, canonical Base64 handling for public keys, and improved hybrid KEM+pass validation.