Developer & DevOps

Authenticate user sessions using cryptographic verification

7 nodes 234 121 Webhook
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Workflow Description

Automated workflow that receives incoming requests via webhook, validates session authenticity using cryptographic signing and decryption, then responds with an approval or denial message based on security verification results.

How it works

  1. 1.Receive incoming request through webhook endpoint
  2. 2.Decrypt session data using shared cryptographic key
  3. 3.Validate digital signature and verify authenticity
  4. 4.Return JSON response confirming validation status

Use cases

  • Secure API endpoints by verifying client identity before granting access
  • Prevent unauthorized session access to sensitive resources

Requirements

  • Shared encryption key between client and server
  • Knowledge of digital signature verification methods
  • Webhook URL configured and accessible

Service Value

Ready-made workflow template for automation delivery and service execution.

Apps Used

Webhook Crypto No Op If Note

Details

Trigger Webhook
Nodes 7
Apps 5
Views 234
Downloads 121

How to Use

  1. 1.Click "Download Template"
  2. 2.Open your n8n dashboard
  3. 3.Go to Workflows > Import from File
  4. 4.Select downloaded file and configure credentials

Nodes Used (7)

200

Webhook

#1

403

Webhook

#2

Calculate sha256

Crypto

#3

Seatable Webhook

Webhook

#4

Add nodes for processing

No Op

#5

hash matches

If

#6

Sticky Note

Sticky Note

#7