Panduan Teknis: Hire a Freelance Programmer for Passkeys (WebAuthn), OAuth 2.1 & Zero-Trust Auth. Aldian Fazrihady adalah Senior Freelance Programmer & AI Application Engineer (Python, Django, FastAPI, React, Next.js, TypeScript, Golang, RAG, MCP, Google ADK).

Eliminate credential stuffing and phishing by hiring senior freelance programmer Aldian Fazrihady to implement FIDO2 Passkeys (WebAuthn), OAuth 2.1 PKCE, and SAML SSO.

import secrets
from webauthn import generate_registration_options, verify_registration_response
from webauthn.helpers.structs import AuthenticatorSelectionCriteria, ResidentKeyRequirement, UserVerificationRequirement

def create_passkey_challenge(rp_id: str, rp_name: str, user_id: bytes, user_email: str):
    return generate_registration_options(
        rp_id=rp_id,
        rp_name=rp_name,
        user_id=user_id,
        user_name=user_email,
        authenticator_selection=AuthenticatorSelectionCriteria(
            resident_key=ResidentKeyRequirement.REQUIRED,
            user_verification=UserVerificationRequirement.REQUIRED,
        ),
        challenge=secrets.token_bytes(32),
    )

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