This article introduces the Secure Software Development Life Cycle (will now on be referenced to as S-SDLC). There are multiple reasons why programs like these have gained popularity. We can say to a certain extent that they have become mandated in organizations concerned about security. This article provides a brief explanation about S-SDLC but does not explain it in detail. We will first touch upon SDLC to understand its various phases. Then we’ll look into why S-SDLC is needed in the first place and give a brief overview of it.