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如何使用GnuPG模块在PHP中确定导入的OpenPGP密钥的指纹?_Php_Encryption_Gnupg_Public Key_Pgp - Fatal编程技术网

如何使用GnuPG模块在PHP中确定导入的OpenPGP密钥的指纹?

如何使用GnuPG模块在PHP中确定导入的OpenPGP密钥的指纹?,php,encryption,gnupg,public-key,pgp,Php,Encryption,Gnupg,Public Key,Pgp,在php中,我有一个公钥,但我不知道这个密钥的指纹。 如何使用此公钥加密文本 代码如下: $gpg = new gnupg(); putenv("GNUPGHOME=/tmp"); $pubkey = "-----BEGIN PGP PUBLIC KEY BLOCK----- Version: GnuPG v2 mQENBFYH/asBCACeLwizAl/EziNDyVGW3a2td2FVvpoKWoWgmCwQ0A+Ukb+tSK8e GZLbePb3oMNVOlBWPGSRUMsyugc

在php中,我有一个公钥,但我不知道这个密钥的指纹。 如何使用此公钥加密文本

代码如下:

$gpg = new gnupg();
putenv("GNUPGHOME=/tmp");
$pubkey = "-----BEGIN PGP PUBLIC KEY BLOCK-----
Version: GnuPG v2

mQENBFYH/asBCACeLwizAl/EziNDyVGW3a2td2FVvpoKWoWgmCwQ0A+Ukb+tSK8e
GZLbePb3oMNVOlBWPGSRUMsyugcjD0WhWS8AwRlrNoZyCvu4CZIrP51txhsxfTL6
PJC710vzuhS3Sqk8yMxayTjPzJaf5mHkTo4nd5tWgqmIIxHQW/NabVmTR5hQ+ctN
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iynkX2f7I3sWMwARAQABiQEfBBgBCAAJBQJWB/2rAhsMAAoJEP79iHKcm90n4JMI
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HsuhVwkm5Qv06KmM5g7leVg=
=Mgfi
-----END PGP PUBLIC KEY BLOCK-----
";


$info = $gpg->import($pubkey);
print_r($info);
$gpg->addencryptkey("96E9C3DC001C10B3AE6236B1FEFD88729C9BDD27");
$enc = $gpg->encrypt("just a test");

echo $enc;
我不知道这个加密密钥:

$gpg->addencryptkey("96E9C3DC001C10B3AE6236B1FEFD88729C9BDD27");

如何从公钥中获取此指纹?

通常,在密钥中运行
gpg--list key--with fingerprint--colon
管道将生成密钥信息。您将得到一个易于解析的结果,如

pub:-:2048:1:FEFD88729C9BDD27:2015-09-27:::-:mytest <aa@aa.aa>:
fpr:::::::::96E9C3DC001C10B3AE6236B1FEFD88729C9BDD27:
sub:-:2048:1:22EC13225E681EFA:2015-09-27::::

无论如何,导入一个密钥来接收它的指纹是一种可行的方法,可能不会太贵,您甚至可以以某种方式缓存哈希密钥的指纹。自己计算指纹是可能的,但需要编写自己的OpenPGP解析器代码,这可能不是您想要做的。

我从其他用户处获得公钥,而不是在我的设备中创建!我需要用我的用户发布密钥加密文本,然后发送给用户进行解码和读取。您只需将固定指纹替换为
$info['fingerprint']
。否则,我不明白你被困在哪里了。
Array
(
    [imported] => 1
    [unchanged] => 0
    [newuserids] => 0
    [newsubkeys] => 0
    [secretimported] => 0
    [secretunchanged] => 0
    [newsignatures] => 0
    [skippedkeys] => 0
    [fingerprint] => 96E9C3DC001C10B3AE6236B1FEFD88729C9BDD27
)