Secure USB-Based Digital Signature Solution

Sign invoices, GST returns, and legal documents with our USB token-based digital signature platform. Fully compliant and API integration ready.

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Secure | Compliant | API Ready

Key Features

Comprehensive digital signature solution for businesses

USB Token Based

Hardware security with USB token ensures maximum protection for your digital signatures

Invoice Signing

Digitally sign all invoices, purchase orders, and sales documents with legal validity

GST Filing Ready

Sign GST returns and compliance documents as per Indian regulations

API Integration

RESTful API for seamless integration with your existing billing and ERP systems

Complete Audit Trail

Track every signature with timestamp, user details, and document hash verification

Legal Compliance

Fully compliant with IT Act 2000, eSign regulations, and digital signature standards

Use Cases

Perfect for various business scenarios

Enterprise Businesses

  • Sign thousands of invoices daily
  • Integrate with SAP, Oracle, Tally
  • Multi-user digital signing
  • Centralized certificate management

SME & Retailers

  • Digitally sign sales invoices
  • GST return filing made easy
  • Vendor agreement signing
  • Purchase order authentication

Professional Services

  • Sign legal contracts
  • Client proposal signing
  • Billing invoice authentication
  • Compliance document signing

Software Companies

  • API integration into apps
  • White-label solution available
  • SDK for custom development
  • Technical documentation provided

API Integration Ready

Easy integration with your existing systems

Simple RESTful API

POST /api/sign-document
{
  "documentId": "INV-2025-001",
  "documentType": "invoice",
  "certificateId": "CERT-12345",
  "userId": "user@company.com"
}

Response:
{
  "success": true,
  "signedDocument": "base64_encoded_data",
  "signature": "digital_signature_hash",
  "timestamp": "2025-01-15T10:30:00Z"
}

Integration Features

  • RESTful API - Easy HTTP-based integration
  • JSON Requests - Simple data format
  • Webhook Support - Real-time notifications
  • SDK Available - .NET, Java, Python
  • OAuth 2.0 - Secure authentication
  • API Documentation - Comprehensive guides

Ready to Get Started?

Contact us today to implement secure digital signatures for your business

Email Us
support@aiyyan.com
WhatsApp
+91 86677 65471