Security
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Software Development
OAuth 2.0 Webapp Flow Overview
In my last few blogs I’ve been talking about accessing Software as a Service (SaaS) providers such as Facebook and…
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Enterprise Java
Anti cross-site scripting (XSS) filter for Java web apps
Here is a good and simple anti cross-site scripting (XSS) filter written for Java web applications. What it basically does…
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Enterprise Java
JBoss AS 7: Custom Login Modules
JBoss AS 7 is neat but the documentation is still quite lacking (and error messages not as useful as they…
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Enterprise Java
Servlet Basic Auth in an OSGi environment
You will first need to get a reference to the OSGI HTTP Service. You can do this through a declarative…
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Enterprise Java
Preventing CSRF in Java web apps
Cross-site request forgery attacks (CSRF) are very common in web applications and can cause significant harm if allowed. If you…
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Enterprise Java
Google Services Authentication in App Engine, Part 2
In the first part of the tutorial I described how to use OAuth for access/authentication for Google’s API services. Unfortunately, as…
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Enterprise Java
Google Services Authentication in App Engine, Part 1
This post will illustrate how to build a simple Google App Engine (GAE) Java application that authenticates against Google as…
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Software Development
Where do Security Requirements come from?
One of the problems in building a secure application is that it’s not always clear what the security requirements are…
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Software Development
Key Exchange Patterns with Web Services Security
When we have message level security with web services – how we achieve integrity and confidentiality is through keys. Keys…
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