Loading...

Blog

A Journey of a Thousand Miles Begins with a Single Step

TLS, SSL and HTTPS?

[What’s the difference between SSL, TLS, and HTTPS?](http://security.stackexchange.com/questions/5126/whats-the-difference-between-ssl-tls-and-https?newreg=5a0d1d02fb244551b61b81d79f0f0753

Read more

Filter with grok

grok is a filter plugin and “is perfect for syslog logs, apache and other webserver logs, mysql logs, and in general, any log format that is generally written for humans and not computer consumption.”

Read more

Import public gpg key from keyserver

In case you want me to send me a secure message with gnupg (gpg), just import my key with following command from a current keyserver.

Read more

IntelliJ Apache configuration support

If you use IntelliJ or any other IDEA product and have to deal with Apache configurations like .htaccess files, the following plugin might interest you. It supports syntax auto-completing and high-lightning.

Read more

SSL server and client test

https://www.ssllabs.com/ provides a excellent detailed report about a SSL certificate. It not only checks the capability but also known vulnerabilities like Heartbleed. Another plus is that it has a simulation suite that tests the SSL handshake for several browsers or devices.

Read more

Test your logstash configuration

The logstash configuration can become quite complex. Some hints how to tryout if the configuration is not working.

Read more

Send JSON from logstash to Elasticsearch

To send data from a RESTful Webservice, there is the input plugin exec. It executes a command for a defined interval.

Read more

logstash / or ?

Working with logstash on a Windows machine is a little tricky. The curl command exists as Windows binary. Invoking curl gives me a JSON message, that I used for logstash input.

Read more

Jolokia - JMX with JSON over HTTP

Jolokia is remote JMX with JSON over HTTP. It provides several agents to expose JMX MBeans. OSGi is one of them :smile:. Using DropWizard Metrics with the JmxReporter, you can easily access the metrics. If you use the Java EE agent (deploy the jolokia.war to your Java EE application server), it enables you to access the metric under the given MBeans objectName, e.g. The context-root can be simplified to jolokia via the web.xml.

Read more