Browser security

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An important aspect of developing code for any browser, including Firefox, as well as any Web-oriented project, is its security. These articles provide important guides and references to ensuring the code you write is secure, including both design recommendations and testing guidelines.

A Web PKI x509 certificate primer
X.509 (in this document referred as x509) is an ITU standard to describe certificates. This article provides an overview of what these are and how they work.