In personal digital sovereignty and password management, data portability must never compromise cryptographic security. Exporting sensitive credentials, encrypted notes, and two-factor authentication recovery codes as plain-text CSV or unencrypted JSON files creates a dangerous unencrypted vulnerability on your local hard drive or cloud backups. If that unencrypted file is intercepted, every master credential is permanently compromised. The Encrypted Export Tool generates an authenticated, zero-knowledge encrypted backup envelope where records remain sealed under military-grade AES-256-GCM authenticated encryption, protected by your personal master password.
The Architecture of an Authenticated Encrypted Backup Envelope
Unlike unencrypted data dumps, our zero-knowledge export compiles your vault data into a structured cryptographic bundle containing all necessary parameters for client-side restoration without revealing raw plaintext:
Encrypted Backup JSON Envelope Schema
{
"format": "kriyasya_vault_bundle",
"version": 2,
"exported_at": "2026-10-25T01:10:00Z",
"kdf": {
"algorithm": "PBKDF2",
"hash": "SHA-256",
"iterations": 600000,
"salt": "<Base64-16-Byte-Salt>"
},
"cipher": {
"algorithm": "AES-GCM",
"key_length": 256,
"iv": "<Base64-12-Byte-Initialization-Vector>",
"ciphertext": "<Base64-Encrypted-Payload>",
"tag": "<Included-in-GCM-Ciphertext>"
}
}
Why Exporting as Plain-Text CSV is a Critical Security Hazard
| Security Parameter | Standard Plain-Text CSV Export | Zero-Knowledge Encrypted Export |
|---|---|---|
| Data Exposure on Disk | 100% Raw Plaintext: Any malicious background process, rogue browser extension, or shared user can read all passwords. | 100% Cryptographic Ciphertext: Unreadable without the master password; completely safe on USB drives or cloud storage. |
| Cloud Backup Safety | Uploading to Google Drive, Dropbox, or OneDrive exposes raw credentials to cloud provider indexing or data breaches. | Zero-knowledge guarantees; even if the cloud storage provider is breached, attackers obtain only unbreakable AES-GCM ciphertext. |
| Cryptographic Integrity | No tamper protection; files can be modified or corrupted without detection. | AES-GCM includes a 128-bit authentication tag; any unauthorized byte alteration causes restoration decryption to fail instantly. |
Frequently Asked Questions About Encrypted Vault Exports
Can Kriyasya servers decrypt or recover my exported backup file?
Never. The export operation executes 100% client-side inside your browser sandbox via the standard W3C Web Cryptography API. Your master password and plaintext data never touch our servers. Without your master password, mathematically nobody on Earth can decrypt the file.
Where should I store my exported backup file?
We recommend adhering to the 3-2-1 backup strategy: maintain 3 copies of your data on 2 different media types, with 1 copy stored off-site. Because the export file is completely encrypted with AES-256-GCM, you can safely store it on an external USB flash drive and in your personal cloud storage.
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