Certified Secure Software Lifecycle Professional

What Does Certified Secure Software Lifecycle Professional Mean?

A certified secure software lifecycle professional (CSSLP) is a vendor-neutral certification that tests, validates and certifies an individual’s ability in implementing security within a software development lifecycle.


It is developed, tested and maintained by the International Information Systems Security Certification Consortium ((ISC)2). It is generally earned by individuals that manage or test software development.

Techopedia Explains Certified Secure Software Lifecycle Professional

CSSLP certifies individuals that implement secure techniques and processes in developing a software application. A CSSLP-certified individual can implement secure control, processes and policies throughout the development process. This helps in ensuring that the developed software has few or no security loopholes.

CSSLP certifications include the following focus areas:

  • Secure software concepts
  • Secure software requirements
  • Secure software design
  • Secure software implementation and coding
  • Secure software testing
  • Software acceptance
  • Software development, operations, maintenance and disposal
  • Supply chain and software acquisition

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Margaret Rouse is an award-winning technical writer and teacher known for her ability to explain complex technical subjects to a non-technical, business audience. Over the past twenty years her explanations have appeared on TechTarget websites and she's been cited as an authority in articles by the New York Times, Time Magazine, USA Today, ZDNet, PC Magazine and Discovery Magazine.Margaret's idea of a fun day is helping IT and business professionals learn to speak each other’s highly specialized languages. If you have a suggestion for a new definition or how to improve a technical explanation, please email Margaret or contact her…