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Share Files with Absolute Security
End-to-end encrypted file sharing with AES-256-GCM encryption. Your files are secured before they leave your device.
Enterprise-Grade Security Features
Built with a zero-trust architecture, your files are protected by multiple layers of military-grade encryption.
Military-Grade Encryption
AES-256-GCM encryption with PBKDF2 key derivation ensures your files are protected with the same level of security used by governments and military organizations worldwide.
Zero-Knowledge Architecture
We never see your data. Files are encrypted on your device before upload, and only the intended recipient can decrypt them. Complete privacy guaranteed.
End-to-End Encryption
Your files remain encrypted during transit and storage. Even if intercepted, your data is completely unreadable without the proper decryption key.
Integrity Verification
HMAC-SHA256 signatures ensure your files haven't been tampered with or corrupted during transmission or storage.
Blockchain Audit Trail
Every file transaction is cryptographically recorded on an immutable blockchain, creating a tamper-evident audit trail with legally defensible proof of file delivery and integrity for compliance purposes.
How SecureShare Works
Simple, secure file sharing in four steps. Your files never leave your control unencrypted.
Encrypt First
Files are encrypted on your device the moment you select them.
Upload Encrypted Data
Only the secure, encrypted version of your file is uploaded.
Share with Email
Specify the recipient's email address for secure access.
Decrypt On Device
Recipient logs in and decrypts the file in their browser.
Cryptographic Implementation Details
A comprehensive technical walkthrough of our end-to-end encryption process, featuring military-grade AES-256-GCM encryption with PBKDF2 key derivation and HMAC integrity verification.
Technical Encryption Process
Step-by-step cryptographic implementation details
User selects sensitive file
File blob loaded into browser memoryZero-Knowledge
Server never sees plaintext or keys
End-to-End
Encrypted from sender to recipient browser
Authenticated
HMAC prevents tampering & corruption
Choose Your Security Plan
All plans include the same military-grade security. Choose based on your sharing volume needs.
For individuals starting with secure sharing.
- Up to 1 file per upload
- Max file size: 5MB
- 10 uploads per day
- Files expire in 2 days
- Ad-hoc recipients only
Perfect for individuals
- 5 files per upload
- 1 recipient per share
- 25MB max file size
- 50 files per day
- 5-day file expiration
- Ad-hoc recipients only
Great for professionals
- 20 files per upload
- Up to 5 recipients per share
- 200MB max file size
- 500 files per day
- 7-day file expiration
- Managed recipient list
- Blockchain audit trail
Enterprise-level security
- Unlimited files per upload
- Up to 10 recipients per share
- 5GB max file size
- Unlimited daily uploads
- 7-day file expiration
- Managed recipient list
- Blockchain audit trail
Ready to Share Files Securely?
Join thousands of users who trust SecureShare for their sensitive file sharing needs.
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