Agile Software Development Life Cycle

Serena Gray
3 min readAug 18, 2020

Agile SDLC methodology relies on collaborative decision making between demands and solutions groups, and a cyclical, iterative progression of producing working software. Work is completed infrequently iterated cycles, called sprints, that typically last two to four weeks.

In Agile, you often don’t look for needs that could come up in the future, even though they seem obvious. This is a stage where development teams and security teams have a tendency to battle. Security teams’ intention to anticipate attacks, attackers, and risks. As needs appear and are refined over time, safety requirements can emerge that weren’t anticipated at the beginning of the process. This is natural and normal from Agile, but it can be disorienting to security those who aren’t able to protect against different likely strikes.

A vital takeaway from a safety perspective is that Agile methodology is about the sprint. If a safety condition is not in the backlog, it will not be scheduled for shipping at a sprint. When it isn’t scheduled in a rush, it won’t get done. When security demands are articulated in the backlog, they’re prioritized alongside everything else.

How does Agile drive stable development?

Fifteen years after the Agile Manifesto was released, similar inefficiencies still plague program security attempts in application development. Safety is frequently seen as something separate from — and outside too — applications development. It is time to change the method of building secure software utilizing the Agile methodology.

When building secure software in an appropriate environment, it’s essential to focus on four principles. These principles are patterned after those from the first Agile Manifesto: while we appreciate the things on the right, we must appreciate the things about the left more.

The goal is to direct the development of new activities and make alterations to existing actions to make it natural and efficient to build security into an agile process. These four principles are meant to inspire us to build secure software in an agile way:

  • Rely on developers and testers over safety specialists.
  • Safe while we work over after we’re done.
  • Implement features securely more than simply adding on safety attributes.
  • Mitigate risks more than fix bugs.
  • The Agile Security Manifesto
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Agile SDLC functions much like a train. Each turning of the train wheels signifies a sprint. During every sprint rotation, new needs are coming in from the backlog, rolling throughout the planning, implementation, testing, analysis, and deployment stages of the Agile software development life cycle (SDLC).

Each Agile stage within every sprint spinning meets the software security monitors through a series of security actions tailored to each phase. There is no need to prevent the train to think about security.



Serena Gray

I work as a Senior Testing Specialist at TestingXperts. I am a testing professional accustomed to working in a complex, project-based environment.