attachment.htm\88717e2e\20101229\attachments\pycrypto\pipermail - delta/python-packages/pycrypto.git

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Hi&nbsp;All,&lt;div&gt;&lt;br&gt;&lt;/div&gt;&lt;div&gt;I&nbsp;have&nbsp;a&nbsp;Private&nbsp;key&nbsp;and&nbsp;Public&nbsp;Key&nbsp;which&nbsp;comes&nbsp;in&nbsp;an&nbsp;XML&nbsp;in&nbsp;the&nbsp;following&nbsp;form.&lt;/div&gt;&lt;div&gt;&lt;br&gt;&lt;/div&gt;&lt;div&gt;&lt;div&gt;&lt;font&nbsp;class=&quot;Apple-style-span&quot;&nbsp;face=&quot;&amp;#39;courier&nbsp;new&amp;#39;,&nbsp;monospace&quot;&gt;&amp;lt;RSASK&amp;gt;-----BEGIN&nbsp;RSA&nbsp;PRIVATE&nbsp;KEY-----&nbsp;MIIBOgIBAAJBALWmf82Fh6TUrzE5TV7BoLdamFWd/nGFzSNLtYsncENI07X47XKC&nbsp;G/YDRZeRcWKq+6P1pbM9ejgjXF72FCZZbL8CAQMCQHkZqokDr8M4dMt7iOnWayTn&nbsp;EDkT/vZZM2zdI7IaSteEwnbsIYjcAIkD0m3E2vZA9oNcjwEQ19ZXjyAhh+Y7B3sC&nbsp;IQDkhKYQUGPErXMsxhRDXlvpBzjPq7pGCTaY3th2KszAOwIhAMt+8KrU1FZ7Cl0s&nbsp;1eWS7aDXsf+F6fBtaWzP61IiNCFNAiEAmFhutYrtLcj3cy64LOmSm1ol38fRhAYk&nbsp;ZenlpByIgCcCIQCHqfXHOI2O/LGTczlDt0kV5SFVA/FK85ud3/I2wXgWMwIhAMXy&nbsp;zk5RMjE25Y+PFyevn4j1nWme6cvbv49g1OCZkZxE&nbsp;-----END&nbsp;RSA&nbsp;PRIVATE&nbsp;KEY-----&amp;lt;/RSASK&amp;gt;&lt;/font&gt;&lt;/div&gt;<br>
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&lt;div&gt;&lt;font&nbsp;class=&quot;Apple-style-span&quot;&nbsp;face=&quot;&amp;#39;courier&nbsp;new&amp;#39;,&nbsp;monospace&quot;&gt;&lt;br&gt;&lt;/font&gt;&lt;/div&gt;&lt;div&gt;&lt;font&nbsp;class=&quot;Apple-style-span&quot;&nbsp;face=&quot;&amp;#39;courier&nbsp;new&amp;#39;,&nbsp;monospace&quot;&gt;&amp;lt;RSAPUBK&amp;gt;-----BEGIN&nbsp;PUBLIC&nbsp;KEY-----&nbsp;MFowDQYJKoZIhvcNAQEBBQADSQAwRgJBALWmf82Fh6TUrzE5TV7BoLdamFWd/nGF&nbsp;zSNLtYsncENI07X47XKCG/YDRZeRcWKq+6P1pbM9ejgjXF72FCZZbL8CAQM=&nbsp;-----END&nbsp;PUBLIC&nbsp;KEY-----&amp;lt;/RSAPUBK&amp;gt; &lt;/font&gt;&lt;/div&gt;<br>
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&lt;/div&gt;&lt;div&gt;&lt;br&gt;&lt;/div&gt;&lt;div&gt;I&nbsp;need&nbsp;to&nbsp;use&nbsp;the&nbsp;&amp;quot;Private&nbsp;Key&amp;quot;&nbsp;above&nbsp;and&nbsp;transform&nbsp;a&nbsp;stream&nbsp;of&nbsp;text&nbsp;into&nbsp;a&nbsp;&amp;quot;Digital&nbsp;Signature&nbsp;(DER&nbsp;Encoded&nbsp;PKCS#1)&amp;quot;&nbsp;utilizing&nbsp;the&nbsp;&amp;quot;Private&nbsp;Key&amp;quot;.&lt;/div&gt;&lt;div&gt;&lt;br&gt;&lt;/div&gt;<br>
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&lt;div&gt;Could&nbsp;you&nbsp;please&nbsp;let&nbsp;me&nbsp;know&nbsp;how&nbsp;I&nbsp;could&nbsp;use&nbsp;Crypto&nbsp;to&nbsp;meet&nbsp;this&nbsp;requirement.&nbsp;Appreciate&nbsp;if&nbsp;you&nbsp;could&nbsp;help&nbsp;me&nbsp;with&nbsp;a&nbsp;simple&nbsp;code&nbsp;snippet.&lt;/div&gt;&lt;div&gt;&lt;br&gt;&lt;/div&gt;&lt;div&gt;Thanks&nbsp;for&nbsp;your&nbsp;help&nbsp;on&nbsp;this.&lt;/div&gt;&lt;div&gt;&lt;br&gt;&lt;/div&gt;&lt;div&gt;<br>
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Regards,&lt;/div&gt;&lt;div&gt;Anurag&lt;/div&gt;<br>

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