.env · security🔥 popular

NextAuth Secret Generator — AUTH_SECRET für Next.js

Generiere einen kryptografisch starken AUTH_SECRET oder NEXTAUTH_SECRET für Auth.js v5 und NextAuth v4. Alles im Browser.

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generated locally · crypto.getRandomValues · nothing sent anywhere

Auth.js v5 (Next.js 14+)

AUTH_SECRET — recommended for Auth.js v5 / next-auth v5

Raw secret

.env line

AUTH_SECRET=

NextAuth.js v4

NEXTAUTH_SECRET — legacy variable for next-auth@4

Raw secret

.env line

NEXTAUTH_SECRET=

JWT Secret (HS256/HS384, 48 bytes)

Higher entropy for custom JWT signing

Raw secret

.env line

JWT_SECRET=

CLI alternative

Auth.js built-in

npx auth secret

OpenSSL

openssl rand -base64 32