Add encrypted file example.

examples/cms-password.p7m

@@ -0,0 +1,9 @@
+This is a PKCS#7/CMS encrypted with passwod.
+$ echo content | openssl cms -encrypt -pwri_password test -aes256 -outform pem -out examples/cms-password.p7m
+-----BEGIN CMS-----
+MIHYBgkqhkiG9w0BBwOggcowgccCAQMxgYOjgYACAQCgGwYJKoZIhvcNAQUMMA4E
+CED/DSxXMtH6AgIIADAsBgsqhkiG9w0BCRADCTAdBglghkgBZQMEASoEEDIQbJMC
+Sfb3LpwHduj/meQEMKwrwq5M4V0stztm6OUTAsFY2zKDY20SApwSEeEcAh9TM42E
+1palnHeqHTBpC8pIpjA8BgkqhkiG9w0BBwEwHQYJYIZIAWUDBAEqBBByt+scPrdM
+giR7WUOJyB3hgBDcD3UDMtZSep8X/3yy1/Yq
+-----END CMS-----

index.html

@@ -51,6 +51,7 @@ <h1>ASN.1 JavaScript decoder</h1>
             <option value="sig-p256-der.p7m">PKCS#7/CMS attached signature (DER)</option>
             <option value="sig-p256-ber.p7m">PKCS#7/CMS attached signature (BER)</option>
             <option value="sig-rsa1024-sha1.p7s">PKCS#7/CMS detached signature (old)</option>
+            <option value="cms-password.p7m">PKCS#7/CMS encrypted with password</option>
             <option value="letsencrypt-x3.cer">X.509 certificate: Let's Encrypt X3</option>
             <option value="ed25519.cer">X.509 certificate: ed25519 (RFC 8410)</option>
             <option value="pkcs1.pem">PKCS#1 RSA key (RFC 8017)</option>