http://jexp.ru/index.php?action=history&feed=atom&title=Java_Tutorial%2FSecurity%2FASN 2026-04-05T18:03:51Z История изменений этой страницы в вики MediaWiki 1.30.0 http://jexp.ru/index.php?title=Java_Tutorial/Security/ASN&diff=4314&oldid=prev 2010-06-01T05:01:34Z

<p>1 версия</p> <table class="diff diff-contentalign-left" data-mw="interface"> <tr style="vertical-align: top;" lang="ru"> <td colspan="1" style="background-color: white; color:black; text-align: center;">← Предыдущая</td> <td colspan="1" style="background-color: white; color:black; text-align: center;">Версия 05:01, 1 июня 2010</td> </tr><tr><td colspan="2" style="text-align: center;" lang="ru"><div class="mw-diff-empty">(нет различий)</div> </td></tr></table>

Admin http://jexp.ru/index.php?title=Java_Tutorial/Security/ASN&diff=4313&oldid=prev 2010-05-31T17:44:27Z

<p></p> <p><b>Новая страница</b></p><div>== Encoding an IV with ASN.1 ==<br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> &lt;!-- start source code --&gt;<br /> <br /> &lt;source lang=&quot;java&quot;&gt;<br /> import java.security.AlgorithmParameters;<br /> import java.security.Security;<br /> import javax.crypto.spec.IvParameterSpec;<br /> import org.bouncycastle.asn1.ASN1InputStream;<br /> import org.bouncycastle.asn1.util.ASN1Dump;<br /> public class MainClass {<br /> public static void main(String[] args) throws Exception {<br /> Security.addProvider(new org.bouncycastle.jce.provider.BouncyCastleProvider());<br /> <br /> AlgorithmParameters params = AlgorithmParameters.getInstance(&quot;AES&quot;, &quot;BC&quot;);<br /> IvParameterSpec ivSpec = new IvParameterSpec(new byte[16]);<br /> params.init(ivSpec);<br /> ASN1InputStream aIn = new ASN1InputStream(params.getEncoded(&quot;ASN.1&quot;));<br /> System.out.println(ASN1Dump.dumpAsString(aIn.readObject()));<br /> }<br /> }&lt;/source&gt;<br /> <br /> <br /> &lt;!-- end source code --&gt;</div>