Certification · ISC2
Certification CSSLP
Certified Secure Software Lifecycle Professional (CSSLP) is an advanced cybersecurity certification issued by ISC2, focused on Secure Development within the Purple Team discipline. It is a recognized credential for professionals who want to prove specialized skills in this area with an official title.

Verified at the source
Your CSSLP, with the title and the proof
Import your CSSLP from Credly with the issuer verified and show it next to your hands-on activity. No loose PDFs: a professional page with the title and the proof that you can apply it.
- Certification verified from Credly
- Next to your HackTheBox, bug bounty and GitHub activity
- One link for job applications and LinkedIn

Show your CSSLP verified
Free. Imported from Credly. No card.
What is the Certified Secure Software Lifecycle Professional (CSSLP)?
Certified Secure Software Lifecycle Professional (CSSLP) is an advanced cybersecurity certification issued by ISC2, focused on Secure Development within the Purple Team discipline. It is a recognized credential for professionals who want to prove specialized skills in this area with an official title.
- Issuer: ISC2
- Discipline: Purple Team
- Category: Secure Development
- Level: Advanced
Who is the CSSLP for?
Professionals specializing in secure development. Do not collect acronyms: one or two certifications well chosen for the role you are targeting, backed by practical evidence, are worth more than ten on paper.
How to prove your CSSLP (so it is not "just another CV line")
A certification opens the door, but what convinces is seeing it next to the practice. On CyberProfile your CSSLP is imported verified from Credly and shown next to your real activity — HackTheBox machines, bug bounty reports, GitHub projects — so recruiters see both the title and the proof that you can use it. All in one public link, free and always up to date.
Frequently asked questions
What is the CSSLP certification?
Certified Secure Software Lifecycle Professional (CSSLP) is an advanced cybersecurity certification issued by ISC2, focused on Secure Development within the Purple Team discipline. It is a recognized credential for professionals who want to prove specialized skills in this area with an official title.
Who is the CSSLP for?
Professionals specializing in secure development. It is an advanced certification focused on secure development within the Purple Team discipline, issued by ISC2.
How do I show my CSSLP in a verified way?
With CyberProfile: if your CSSLP is on Credly, it is imported with the issuer verified and shown on your public profile, next to your hands-on activity (machines, reports, projects). Recruiters see the title and the proof that you can apply it, in a single link.
Is the CSSLP worth it?
It depends on your role and starting point. A certification opens doors, but what convinces is seeing it alongside practical evidence. Prioritize the ones that fit the job you are targeting and back them with demonstrable results.
Show your CSSLP verified for free
The title and the proof that you can apply it, in a single link.
- Free forever
- No credit card
- Ready in 60s
- Verified at the source