Generator

Cryptographically secure generators for passwords, keys, UUIDs, hashes, and more — all client-side, no network requests.

🔒

Password

Cryptographically secure random password

Length 32

Count 1

Charset

A–Z a–z 0–9 !@#$

Strength

—

Click Generate

🔗

UUID v4

RFC 4122 random universally unique identifier

Count 1

Format

With dashes Uppercase

Click Generate

🔑

Encryption Key

AES / HMAC key with optional prefix

Size

128-bit 256-bit 512-bit

Format

Hex Base64

Label

AES Key HMAC Key

Prefix

Custom

Click Generate

📝

Secret / API Key

Prefixed keys like sk_live_xxx, pk_test_xxx

Preset

Prefix

Length 40

Count 1

Click Generate

Hash Generator

SHA-256, SHA-512, SHA-1, MD5 from any input

Live update

MD5—

SHA-1—

SHA-256—

SHA-512—

◊

Random String

Custom charset, any length

Charset

Chars

Length 32

Count 1

Click Generate

🖐

JWT Secret

Signing secrets for HS256 / HS384 / HS512

Algorithm

HS256 (32 B) HS384 (48 B) HS512 (64 B)

Prefix

Base64

Click Generate

Hex

Click Generate

🔐

RSA Key Pair

PEM-encoded public + private key via Web Crypto

Key Size

2048-bit 4096-bit

Public Key

Click Generate

Private Key

Click Generate

4096-bit takes a few seconds