Created
May 9, 2018 22:16
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import javax.net.ssl.SSLSocket; | |
import javax.net.ssl.SSLSocketFactory; | |
import java.io.*; | |
/** Establish a SSL connection to a host and port, writes a byte and | |
* prints the response. See | |
* http://confluence.atlassian.com/display/JIRA/Connecting+to+SSL+services | |
*/ | |
public class SSLPoke { | |
public static void main(String[] args) { | |
if (args.length != 2) { | |
System.out.println("Usage: "+SSLPoke.class.getName()+" <host> <port>"); | |
System.exit(1); | |
} | |
try { | |
SSLSocketFactory sslsocketfactory = (SSLSocketFactory) SSLSocketFactory.getDefault(); | |
SSLSocket sslsocket = (SSLSocket) sslsocketfactory.createSocket(args[0], Integer.parseInt(args[1])); | |
InputStream in = sslsocket.getInputStream(); | |
OutputStream out = sslsocket.getOutputStream(); | |
// Write a test byte to get a reaction :) | |
out.write(1); | |
while (in.available() > 0) { | |
System.out.print(in.read()); | |
} | |
System.out.println("Successfully connected"); | |
} catch (Exception exception) { | |
exception.printStackTrace(); | |
} | |
} | |
} | |
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Test of java SSL / keystore / cert setup. Came from https://confluence.atlassian.com/download/attachments/117455/SSLPoke.java
Usage:
extract cert from server:
negative test cert / keytool:
you should get something like
import cert into default keytool:
positive test cert / keytool:
you should get this: