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>openssl_public_encrypt</H1
><DIV
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></A
><P
> (PHP 4 >= 4.0.6, PHP 5)</P
>openssl_public_encrypt -- Encrypts data with public key </DIV
><DIV
CLASS="refsect1"
><A
NAME="AEN164384"
></A
><H2
>Description</H2
>bool <B
CLASS="methodname"
>openssl_public_encrypt</B
> ( string data, string &crypted, mixed key [, int padding] )<BR
></BR
><P
> <B
CLASS="function"
>openssl_public_encrypt()</B
> encrypts <CODE
CLASS="parameter"
>data</CODE
>
with public <CODE
CLASS="parameter"
>key</CODE
> and stores the result into
<CODE
CLASS="parameter"
>crypted</CODE
>. Encrypted data can be decrypted via
<A
HREF="function.openssl-private-decrypt.html"
><B
CLASS="function"
>openssl_private_decrypt()</B
></A
>. <CODE
CLASS="parameter"
>padding</CODE
>
defaults to <TT
CLASS="constant"
><B
>OPENSSL_PKCS1_PADDING</B
></TT
>, but can also be
one of <TT
CLASS="constant"
><B
>OPENSSL_SSLV23_PADDING</B
></TT
>,
<TT
CLASS="constant"
><B
>OPENSSL_PKCS1_OAEP_PADDING</B
></TT
>,
<TT
CLASS="constant"
><B
>OPENSSL_NO_PADDING</B
></TT
>.
</P
><P
> 如果成功则返回 <TT
CLASS="constant"
><B
>TRUE</B
></TT
>，失败则返回 <TT
CLASS="constant"
><B
>FALSE</B
></TT
>。
</P
><P
> This function can be used e.g. to encrypt message which can be then read
only by owner of the private key. It can be also used to store secure data
in database.
</P
><P
> See also <A
HREF="function.openssl-private-decrypt.html"
><B
CLASS="function"
>openssl_private_decrypt()</B
></A
> and
<A
HREF="function.openssl-private-encrypt.html"
><B
CLASS="function"
>openssl_private_encrypt()</B
></A
>.
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