Cryptomator B2 Proof - Bucket: Collectiion (8 files test)
keyID
applicationKey
bucketName
vaultPath (leave empty if files in bucket root, or folder path)
Vault Password
1. Count Files
2. Unlock + Prove Encryption
This test app proves: files are .c9r encrypted, count, password OK via AES-KW unwrap (version 999).