256-bit
Encryption
2M+
Users
100%
Private
Auto
Sync
Military-Grade Protection

Folder Lock

Encrypt Your Files

Secure your files, passwords, and sensitive data with unbreakable encryption. Simple to use, impossible to crack.

10M+ Trusted users
12M+ Active Installs
4.8 Rating

Powerful Security Features

Everything you need to keep your data completely secure and accessible only to you.

Portable Lockers

Take your encrypted files wherever you go! With the Portable Locker feature, create encrypted virtual drive files for USB drives. Share them securely with others by providing a password.

Make Wallets

Organize sensitive information like credit card details, banking info, and business data with 256-bit AES encryption. Access these securely across all your devices using the Secrets feature.

Manage Passwords

Keep your passwords safe with Secrets. Store, backup, and encrypt them with 256-bit AES encryption, offering security beyond traditional password managers.

Secure Notes

Write down your private thoughts, special moments, or even your will. The Secret Notes feature encrypts all your notes with 256-bit AES encryption for maximum privacy.

Shred Files

Permanently delete files beyond recovery with the Shred Files feature. You can also shred empty hard drive space to ensure old deleted files are gone forever.

Clean History

Worried about leaving traces? Use Clean History to remove privacy tracks, Quick Access history, or Run history. No one can peek into your past activity.

Encryption Process

Your Files Original data
AES-256 Encryption Client-side processing
Encrypted Data Secure storage
Cloud Sync Encrypted upload

Available Everywhere You Need It

Seamlessly protect your files across all your devices

Windows
macOS
Android
iOS

Technical Deep Dive

Explore the security technologies that make Folder Lock one of the most trusted data protection solutions for over 20 years.

  • Advanced Encryption Standard (AES) with 256-bit key length
  • 2^256 possible key combinations (virtually unbreakable)
  • Same encryption used by governments and military worldwide
  • Symmetric key encryption for maximum speed and security
  • CBC (Cipher Block Chaining) mode for additional security

  • All encryption occurs locally on your computer
  • Encryption keys never leave your device
  • Zero-knowledge architecture - we cannot access your data
  • Works offline without internet connection
  • Real-time encryption as you copy files

  • PBKDF2 key derivation function with 100,000+ iterations
  • Salt-based protection against rainbow table attacks
  • Keys are never stored - derived from your password each time
  • Hardware-level key storage on supported devices
  • Optional two-factor authentication support

  • File system filter driver operates at kernel level
  • Hidden files invisible even in Windows Safe Mode
  • Protection against bypass attempts
  • Real-time monitoring of protected folders
  • Tamper-proof locking mechanism

256-bit Key Visualization

Hover over bits to see the encryption strength

2²⁵⁶

Possible Combinations

10⁷⁷

Years to Crack

Client-Side Processing

Your Device Secure Zone

Encryption

Key Gen

Auth

Cloud Storage Encrypted Only
a7f2b9c4e8d1...encrypted_blob...3f8a2e9b

Key Derivation Process

Your Password
••••••••••••
PBKDF2 X 100,000 iterations
+ Random Salt
f8a2e9b7c4d1...
256-bit Encryption Key
7f2b9c4e8d1a3f5b...derived_key...2e9b4c7f

System Protection Layers

User Applications Ring 3
Windows Services Ring 2
Device Drivers Ring 1
Folder Lock Filter Driver Ring 0
Windows Kernel Core

Folder Lock operates at the kernel level, providing protection that cannot be bypassed by user-level applications.

Why Choose Folder Lock

The perfect balance of enterprise-grade security and consumer-friendly design.

Unbreakable Security

Secure your files with advanced AES 256-bit encryption and multiple layers of protection, ensuring top-tier privacy and data safety.

Simple & Fast

Quickly lock and encrypt your files using a clean, intuitive interface designed to save you time and simplify security.

Automatic Cloud Backup

Securely back up your protected data to the cloud and easily restore it anytime, from anywhere.

Choose Your Plan

Start with our free version or unlock the full power of Folder Lock with Premium.

Free

$0 /forever

Basic protection for personal use

Features
Locker Size 1GB
Sync Devices 2 Devices
Share Folder
Mobile Apps
Secrets
Portable Lockers
Protect Folders
Shred Files
Clean History
Most Popular

Premium

$39.95 /year

Complete protection for power users

Features
Locker Size Unlimited
Sync Devices 5 Devices
Share Folder
Mobile Apps
Secrets
Portable Lockers
Protect Folders
Shred Files
Clean History

Frequently Asked Questions

Everything you need to know about securing your folders and files.

Yes, we offer a basic version for personal use with essential security features. You can upgrade to Pro for advanced encryption and cloud backup.

Simply drag and drop your items into the application interface, select your protection level, and set a master password.

Simply drag and drop your items into the application interface, select your protection level, and set a master password.

Open the application, navigate to 'Settings' or 'About', and your current version number will be displayed at the bottom.

Trusted by Industry Leaders

Cambridge
NASA
National Guard
MIT
HSBC
Dell

Encrypt Your
Files in Seconds

Join over 2 million users who trust SecureVault to keep their most sensitive data safe and secure.

10M+ Trusted users
12M+ Active Installs
4.8 Rating