gnupg_sign
haru
GnuPG Functions
PHP Manual

# gnupg_verify

Verifies a signed text

### Description

array gnupg_verify ( resource `$identifier` , string `$signed_text` , string `$signature` [, string `&$plaintext` ] )

Verifies the given `signed_text` and returns information about the signature.

### Parameters

`identifier`

  The gnupg identifier, from a call to gnupg_init or gnupg.

`signed_text`

  The signed text.

`signature`

  The signature. To verify a clearsigned text, set signature to `FALSE`.

`plaintext`

  The plain text. If this optional parameter is passed, it is filled with the plain text.

### Return Values

On success, this function returns information about the signature. On failure, this function returns `FALSE`.

### Examples

Example #1 Procedural gnupg_verify example

`<?php
$plaintext = "";
$res = gnupg_init();
// clearsigned
$info = gnupg_verify($res,$signed_text,false,$plaintext);
print_r($info);
// detached signature
$info = gnupg_verify($res,$signed_text,$signature);
print_r($info);
?>`

Example #2 OO gnupg_verify example

`<?php
$plaintext = "";
$gpg = new gnupg();
// clearsigned
$info = $gpg -> verify($signed_text,false,$plaintext);
print_r($info);
// detached signature
$info = $gpg -> verify($signed_text,$signature);
print_r($info);
?>`