Clerk BlogThe official source for news, thoughts, and announcements from Clerk

Company

Changelog Jan 14, 2022

Chore week! Email deliverability, NPM sourcemaps, and a new product page on one-time passcodes.

Insights

How to compete and WIN in a software economy [Part 2]

In this next part, we'll discuss how to identify 'core' vs. 'non-core' development & how thoughtful outsourcing can be used to develop process power.

Insights

How to compete and WIN in a software economy [Part 1]

Software has eaten the world and almost every business is a software business. How do you develop a competitive advantage and win in today's software economy?

Company

Changelog Jan 7, 2022

Beta for our Supabase integration (our most requested integration of Q4!), more about our security practices, and a new community contribution

Insights

The Ultimate Guide To JSON Web Tokens (JWTs) and Token-Based Authentication

JSON Web Tokens, more commonly known as JWTs, are encoded and cryptographically signed data that allows for the secure transfer of information.

Insights

2021: The Year Authentication Saw a Resurgence (and Why)

Authentication saw a resurgence as developers demanded better tools for Modern Web frameworks like Next.js, and users demanded easier sign-in options

Guide

NextJS + Supabase + Clerk: Build a simple todo app with multifactor authentication

Learn how to build a todo app with Next.js, Clerk, and Supabase. This app will add todos, sign in, sign up, user profile and multifactor authentication.

Company

Very Merry Changelog, Dec 24, 2021

We've launched custom JWTs for authentication, improved security for magic links, easier onboarding and productionizing, and a new homepage! Happy holidays!

Company

Changelog Dec 17, 2021

Happy holidays, we're launching customizable email and SMS templates!

Company

Changelog Dec 10, 2021

Our new dashboard has launched! Plus new <SignInButton> and <SignUpButton> utilities

Company

Changelog Dec 3, 2021

Clerk supports Expo, React Native, Invitations, new Allowlist options, and much more. Authentication for the modern Web, now natively supporting mobile.

Insights

Consider dropping your users table

The same way we would rather let Stripe handle your credit card, we'll let Clerk handle your phone numbers, emails and sessions.

Company

Changelog Nov 26, 2021

Rolling sessions, beta for our new dashboard, and a simple CNAME change for new production applications

Insights

Trading Experts | Case Study

A case study of how Trading Experts used Clerk to quickly implement the authentication and user management features they needed.

Company

Changelog Nov 19, 2021

New magic link API and docs, DIY session token validation docs, Twitch SSO support, and a new information page on OAuth SSO

Company

Clerk is hiring a senior frontend team to expand our full-stack component library

Seeking experts in CSS, browser APIs, JS bundling, React, react-native, Swift, Kotlin and Developer Experience

Company

Changelog Nov 12, 2021

Magic links have launched! Plus Twitter social sign-in, a new guide on passwordless authentication, and a new starter with Fastify, React, and Prisma

Company

Changelog Nov 5, 2021

Session management as-a-service, a more extensible <UserProfile/>, Discord and GitLab sign in, and a new guide on data-syncing

Insights

The Ultimate Guide to BCrypt and Authentication Protocols

Learn why bcrypt is the industry standard hashing algorithm for authentication - including its history and how it compares to other protocols.

Company

Changelog Oct 29, 2021

Next.js authentication at the edge and bug fixes for our upcoming magic link launch

Company

Changelog Oct 22, 2021

Faster, faster, faster! Sub-millisecond auth in your backend, faster sign-in, and faster loading. Plus, community Ember.js and Next.js support.

Company

Changelog Oct 15, 2021

Announcing Authentication v2 - from our first company retreat in Greece

Company

Changelog Oct 8, 2021

Style with the `theme` prop, set a custom session duration, startup pricing, and beta for "magic links"

Company

Changelog Oct 1, 2021

Price drop to 2¢ per MAU, a new guide to customization, a new Google Analytics integration, and a complete API reference.

Insights

Passwordless 101

Learn about passwordless authentication and the most common methods used today.

Insights

History and Rise of "Passwordless"

Learn the history of passwordless, and how it became popularized. From OTPs to MFA to mobile.

Insights

Session management: What it is and why your security depends on it

Learn about session management, its components, and security concerns.

Insights

Don’t underestimate the value of a secure, seamless ‘forgot password’ flow

Learn about “forgot password” flows, how they work, and the best practices to keep in mind.

Guide

Meet our Gatsby plugin

Learn how to add authentication and user management to your Gatsby app with Clerk.

Guide

Authenticated data access using Clerk, Prisma, and MongoDB - A post-making fullstack app

Add a complete authentication workflow with authenticated access to your Prisma API layer to your web application.

Engineering

Generating sortable Stripe-like IDs with Segment's KSUIDs

Learn how Clerk generates resource IDs with inspiration from Stripe and Segment.

Guide

Serverless authentication with Clerk and Firebase

Protect your Firebase Cloud Functions with user authentication using Clerk.

Guide

Row-level access for your Airtable-powered application with Clerk

Learn how to add complete user authenticated access to your Airtable data API using Clerk.

Guide

Build a premium recipes app with Clerk and Firebase

Learn how to connect Clerk as an authentication and user management solution together with your Firebase as your backend.

Company

Clerk raises $4 million to build the next-gen authentication and user management platform for developers

Clerk raised a $4 million seed round led by S28 capital with Andrew Miklas (cofounder, PagerDuty) joining our board.

Insights

Designing fast sign in forms— diving into the data

Key insights on building fast sign in forms with Social Sign In, password-based, and passwordless authentication.

Engineering

How we use End To End tests to bulletproof our authentication flows across browsers

In recent years, End To End testing has become a regular topic of discussion in small team environments. The main reasons for this are the evolution of tooling and the need to shift towards high velocity product development.

Guide

Build a to-do app with Clerk and Hasura— and no backend code

Learn to build a to-do app using Clerk for authentication, Hasura for data storage and access, and Next.js for the frontend.

Engineering

How HttpOnly cookies help mitigate XSS attacks

HttpOnly cookies do not prevent cross-site scripting (XSS) attacks, but they do lessen the impact and prevent the need to sign out users after the XSS is patched. HttpOnly cookies are not a substitute for XSS prevention measures.

Guide

How to deploy Clerk using Vercel with one click

If you are looking to implement Auth in the easiest way possible, this is the tutorial for you. Deploy in 5 minutes.

Company

Introducing Clerk: All of user management, not just authentication

The task came with a sense of helplessness. We knew what "great" looked like, but it was impractical to build all of that functionality.