VeraCrypt Android

Android multi-module implementation for opening, creating, and modifying VeraCrypt-compatible containers with native cryptography and SAF integration.

Current capabilities Header parsing and key derivation in native C++ (PBKDF2-HMAC-SHA512 + AES-XTS) Read/list support for FAT32 and exFAT container filesystems Write pipeline for existing files (FAT32 full path writes, exFAT in-place writes) Cluster allocation primitives for FAT32/exFAT volumes Directory timestamp update support for FAT32 root entries Container creation flow in Android UI and JNI (entropy mixing, master key generation, encrypted header write) Filesystem selection at creation time: FAT32, exFAT, NTFS signatures Root/FUSE mount preparation hook for advanced rooted-device workflows SAF DocumentsProvider integration for read and write streaming In-app container file explorer with nested directory navigation Secure in-memory file preview streaming for PDF/text/image files CI pipeline for debug and signed release APK artifacts