"Is eSIM safer than a physical SIM?" has a more interesting answer than most articles give. Each SIM type, physical, eSIM, and iSIM, has a different architecture and a different attack surface. Here is how they actually work and which is genuinely more secure.
Most data breaches don't come from sophisticated zero-day attacks. They come from stolen credentials, misconfigurations, and unpatched systems. Here is a practical, prioritized playbook for preventing the breaches that actually happen.
Most "use bcrypt" posts are from 2014. Argon2 won the Password Hashing Competition in 2015 and nobody updated. Here is the actual 2026 decision framework for picking a password hashing algorithm.
A founder's guide to the difference between authentication and authorization in 2026, with passkeys, agent auth, JWT pitfalls, and the mistakes I see at scale.
We cancelled Auth0 over a year ago. Not because it stopped working, but because scaling to 350,000 monthly active users made the pricing model untenable.
Struggling with MCP authentication? The November 2025 spec just changed everything. CIMD replaces DCR's complexity with a simple URL-based approach, no
Explore the top 6 alternatives to Firebase Authentication, from MojoAuth’s passwordless login to Okta’s enterprise IAM, and find a secure, scalable CIAM
Discover the top 5 credential management solutions of 2025. From Entrust's PKI expertise to Okta's extensive integrations, find the perfect platform to
From Basic Auth’s simplicity to OAuth 2.0’s delegated muscle, this quick-read unpacks the strengths, gaps, and best-fit use cases of the four core REST
Struggling with Auth0's pricing or technical limitations? This comprehensive guide analyzes the top commercial and open-source authentication alternatives
At RSAC 2025, the cybersecurity landscape underwent a seismic shift. This analysis reveals how autonomous AI agents, deepfake technologies, and quantum
Authentication pages serve as both security checkpoints and critical SEO touchpoints. While 80% of data breaches involve compromised credentials, properly
Tired of passwords? AI is ushering in a new era of authentication! This post delves into cutting-edge technologies like behavioral biometrics, risk-based
Dive into a clear technical guide explaining JWT, OAuth, OIDC, and SAML. Learn their strengths and weaknesses and use cases to choose the right approach
Registration forms are like a bad dream that never ends. But with lazy registration, it's like waking up to a beautiful day without a care in the world.
RESTful APIs are still vulnerable to various security risks. In this article, we will explore five common RESTful API security risks and discuss how to
Authentication, identity verification, and identification answer three different security questions. Confusing them is how products end up with weak controls.
Most B2B SaaS companies bolt on identity as an afterthought. After scaling a CIAM platform to 1B+ users, I learned that getting identity right from the
OAuth 2.0 client credentials grant explained: how services authenticate to each other, request scoped tokens, and call APIs without a user in the loop.
Decentralized identity is becoming a reality for users of blockchain-based applications, and it’s thanks to the proliferation of unique, verifiable identifiers.
Cookies vs. JWTs for authentication: how each works, where each fits, and why most modern systems run both side by side across web, mobile, and API surfaces.
These easy login methods might be the nail in the coffin. We take a brief look at the death of passwords, and how to prepare for a passwordless future.
Follow my blog with Bloglovin [https://www.bloglovin.com/blog/21054273/?claim=rf6ng2jvpc4]When it comes to Digital Identity concepts, Authentication is
Many businesses are facing challenges in dealing with phishing attacks. Here’s an insightful read to defend against phishing attacks and improve your business.
Security problems are an alternative way to recognise your customers when they have forgotten their password, entered too many times the wrong passwords,
In the previous article (Guide to Digital Identity-Part 1 [https://medium.com/@dip_ak/guide-to-digital-identity-part-1-4b7c8fe45ee1]), we talked about the
Social login still has a place, but it is no longer the front door. A practitioner's view on when to use it, how to harden it, and what is replacing it.