Why HMAC Is Still a Must-Have for API Security in 2025
Discover why HMAC remains the foundation of secure API authentication in 2025. Learn how it protects APIs, prevents tampering, and ensures message integrity.
Generate & Verify HMAC Signatures in Python, Node.js, Go
Learn how to generate and verify HMAC signatures in Python, Node.js, and Go. Secure your API with practical examples, code snippets, and a free online HMAC generator.
Login & Signup UX – Complete 2025 Guide to Authentication Best Practices
Optimizing your login and sign-up experience is crucial in 2025. This guide covers UX principles, patterns like passwordless login and passkeys, real-world login screen examples, and a handy checklist to improve conversion and security.
Insecure Direct Object Reference (IDOR): Examples & API Prevention
What IDOR is, how it happens in web & APIs, real-world examples, and a practical checklist to prevent object-level authZ bugs (BOLA).
Comprehensive Guide to Cryptographic Failures (OWASP Top 10 A02)
Learn what cryptographic failures are, see real-world examples, and get OWASP best practices to secure data in transit & at rest.
OTP Bypass: How OTP Bots Beat SMS 2FA (+ Fixes)
See how OTP bot apps bypass SMS 2FA and ship fixes fast: adaptive CAPTCHA, entity rate limits, risk scoring, and Authgear fraud protection.
5 Common TOTP Mistakes Developers Make (and How to Fix Them in 2026)
TOTP codes not working in 2026? See the 5 most common mistakes developers make — clock drift, Base32 secrets, RFC 6238 mismatches, and weak verification logic — and how to fix each one with Python and JavaScript code examples.
What is TOTP? A short guide for developers (RFC 6238 explained)
What is TOTP (Time-based One-Time Password)? A concise RFC 6238 explanation for developers with code examples (Node, Python, Go), troubleshooting tips, and a free online TOTP tool.
The Complete Guide to Machine-to-Machine (M2M) Authentication — OAuth Client Credentials Flow
Learn how M2M tokens work, implement OAuth 2.0 Client Credentials, host JWKS, rotate keys, and secure service-to-service authentication with examples in curl, Node, Python, and Go.
What Is JWKS? JSON Web Key Set and JWKS URI Explained
Learn what JWKS is, how JWKS URI works, JWK format examples, and practical tips to generate and manage keys for secure token verification.
JWE vs JWT: Key Differences, Use Cases, and Security Tips
Learn the differences between JWE and JWT, when to use each, and how to secure your tokens. Includes free debugging and key generation tools.
Why Your Password Complexity Policy Is Making You Less Secure (And What to Do Instead)
If your website still forces users to include "at least one uppercase letter, one number, and one special character" in their passwords, you're implementing outdated security practices that research shows actually make passwords weaker.
Membership for Webflow with Authgear
Webflow is sunsetting its native User Accounts feature, leaving many site owners searching for a new way to manage member logins and gated content. If you rely on Webflow for authentication, it’s time to explore alternatives—before your users lose access. This article shows how Authgear can seamlessly replace Webflow’s soon-to-be-retired accounts, keeping your community secure and engaged.
Authgear Takes the Passkey Pledge: Our Commitment to a Passwordless Future
Authgear proudly joins the FIDO Alliance's Passkey Pledge, building on our early adoption since 2022. Passkeys eliminate password vulnerabilities while enhancing user experience through biometric verification. We're committed to making passwordless authentication the default, creating a digital ecosystem where security and convenience perfectly coexist.
From “Open Sesame” to No Passwords: The Past, Present, and Future of Authentication
From "Open Sesame" to passkeys, explore how authentication has evolved, where it’s heading, and why passwordless is the future.
Behavioral Biometrics: Transforming Authentication Beyond Fingerprints
Discover how behavioral biometrics enhances authentication security through unique user behavior analysis, ensuring seamless and secure user experiences across industries.
Decentralized Identity Explained: Self-Sovereign Authentication Guide
Learn about Decentralized Identity (DID), how it provides self-sovereign authentication, enhances privacy, and transforms digital identity management across industries.
AI-Powered Adaptive Authentication: Fight Fraud with ML
Learn how AI-driven adaptive authentication detects anomalies, reduces fraud, and secures logins. See how machine learning adapts to evolving threats.
Phishing-Resistant MFA: Harness Hardware Keys & Passkeys
Discover how phishing-resistant MFA uses hardware keys and passkeys to block attacks, boost security, and deliver a seamless login experience.
Eliminate Cors Error Issues with Authgear’s Secure Authentication
Struggling with cors error challenges? Discover how Authgear’s secure authentication solution overcomes cors error issues, ensuring seamless API access and robust user protection for your web app.
OTP Bots Explained: How Hackers Steal One-Time Passwords
Learn what OTP bots are, how they bypass SMS 2FA, and how developers can stop OTP fraud with CAPTCHAs and Authgear’s SMS pumping protection.
Revolutionize Your Security with OIDC Authentication – Authgear
Discover how oidc authentication transforms user identity verification for modern businesses. Explore our comprehensive guide on oidc authentication and learn why Authgear is your ideal security partner.
Master Attribute-Based Access Control with Authgear – Ultimate Security Guide
Discover how attribute-based access control enhances your software's security. Learn implementation steps, benefits, and a comparison with RBAC in our comprehensive Authgear guide.
FIDO2: The Future of Passwordless Security with YubiKey and More
Discover what is FIDO2, its advantages and disadvantages, and how FIDO2 security key devices like YubiKey enhance online protection. Learn about FIDO2 authentication and passkey compatibility for a secure, passwordless future.