Set 08 26 tools

Security Tools

Encrypt, sign, hash and encode. Your keys stay on your computer.

setsecurity runtimeWebCrypto · OpenPGP.js network none

AES File & Text Encryptor

Base64 Decode

Base64 Encode

CSR Generator

DER to PEM Converter

Hash Generator

JWT Sign

JWT Verify

Secure Password Generator

PEM to DER Converter

PGP Encryption & Digital Signatures

PGP Decrypt File

PGP Decrypt Message

PGP Encrypt File

PGP Encrypt Message

PGP Export Keys

PGP Key Generator

PGP Import Keys

PGP Sign File

PGP Sign Message

PGP Verify File

PGP Verify Signature

Security & Cryptography Converter

SSL Certificate Viewer

URL Decode

URL Encode

#	Tool	Path	In	Out	Max	Note
01	AES File & Text Encryptor	security/aes-encryptor	MIXED	MIXED	—	Encrypt and decrypt files or text with AES-GCM in your browser. Use a random key or a password. A wrong key…
02	Base64 Decode	security/base64-decode	—	—	—	Decode Base64 back to readable text in two linked panes. Works with the standard and URL-safe alphabets, and…
03	Base64 Encode	security/base64-encode	—	—	—	Encode text to Base64 in two linked panes: edit either side and the other follows. Standard or URL-safe…
04	CSR Generator	security/csr-generator	—	—	—	Make a certificate signing request in your browser with RSA 2048/3072/4096 or ECDSA P-256/P-384, SANs…
05	DER to PEM Converter	security/der-to-pem	MIXED	MIXED	10MB	Convert binary DER certificates and keys to PEM text with BEGIN and END lines. Chains stay chains, and the…
06	Hash Generator	security/hash-generator	MIXED	PLAIN	100MB	Get MD5, SHA-1, SHA-256, SHA-384 and SHA-512 for text or a file at once, then check it against a published…
07	JWT Sign	security/jwt-sign	—	—	—	Build a JSON Web Token and sign it with HS256, HS384 or HS512 and a shared secret. The secret stays in your…
08	JWT Verify	security/jwt-verify	—	—	—	Paste a JWT to read its header and payload, no secret needed. Add the secret to check the signature. Expiry…
09	Secure Password Generator	security/password-generator	—	PLAIN	0	Make five random passwords at once, each with its entropy in bits. You pick the length and the character sets
10	PEM to DER Converter	security/pem-to-der	MIXED	MIXED	10MB	Convert certificates and keys from PEM text to binary DER, a whole chain at a time. Give it DER and it…
11	PGP Encryption & Digital Signatures	security/pgp	MIXED	MIXED	50MB	Encrypt, decrypt, sign and verify with OpenPGP in your browser. Make or import keys that work with GnuPG
12	PGP Decrypt File	security/pgp-decrypt-file	—	*	50MB	Decrypt an OpenPGP file with your private key, in your browser. The download only appears once the integrity…
13	PGP Decrypt Message	security/pgp-decrypt-message	—	TXT	—	Decrypt an OpenPGP message with your private key, in your browser. You also see who signed it, and a tampered…
14	PGP Encrypt File	security/pgp-encrypt-file	—	MIXED	50MB	Encrypt a file to one or more OpenPGP public keys. Each recipient opens it with their own private key, and…
15	PGP Encrypt Message	security/pgp-encrypt-message	—	ASC	—	Encrypt text to one or more OpenPGP public keys and get an armored block you can paste anywhere. Sign it too…
16	PGP Export Keys	security/pgp-export-keys	—	ASC	—	Export a key from your browser keyring as ASCII-armored text. Public and private keys are always two separate…
17	PGP Key Generator	security/pgp-generate-keys	—	ASC	—	Make an OpenPGP key pair in your browser: Curve25519 or RSA 3072/4096, with an expiry date and a passphrase…
18	PGP Import Keys	security/pgp-import-keys	—	—	10MB	Paste a PGP key block or drop the file. Every key in it is read, with its fingerprint, user IDs and expiry
19	PGP Sign File	security/pgp-sign-file	—	MIXED	50MB	Sign a file with your OpenPGP private key, in your browser. You get a separate signature that anyone can…
20	PGP Sign Message	security/pgp-sign-message	—	MIXED	—	Sign text with your OpenPGP private key, as a cleartext, inline or detached signature. Anyone with your…
21	PGP Verify File	security/pgp-verify-file	—	—	50MB	Check a detached OpenPGP signature against the file it signs. See if it's valid, who signed it, and whether…
22	PGP Verify Signature	security/pgp-verify-signature	—	—	—	Check an OpenPGP signature and see each fact on its own: is it valid, whose key made it, is that key expired…
23	Security & Cryptography Converter	security/security-converter	MIXED	MIXED	10MB	Paste anything or drop a file and see what it is. Each match comes with a real result, and one click opens…
24	SSL Certificate Viewer	security/ssl-certificate-viewer	—	—	—	Read an X.509 certificate from PEM or DER: validity, subject, issuer, alternative names, key, serial and…
25	URL Decode	security/url-decode	—	—	—	Decode percent-encoded text in two linked panes, with three modes. If an escape is broken, you see exactly…
26	URL Encode	security/url-encode	—	—	—	Percent-encode text in two linked panes. Pick a mode: a whole URL, a single query value, or form data where +…

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