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24"""Secure token generation for approval workflows."""
import secrets
def generate_secure_token() -> str:
"""Generate cryptographically secure approval token.
Uses 256-bit entropy for secure approval URL tokens.
Token is URL-safe and suitable for use in approval links.
Returns:
str: URL-safe token string (43 characters)
Example:
>>> token = generate_secure_token()
>>> len(token)
43
>>> # Example token: 'k8zR5qN3p7sT2wY9mX4jV6hL1nB0cF8aG5dK3eM2'
"""
return secrets.token_urlsafe(32) # 32 bytes = 256 bits