Verified · Updated June 2026
Developing Secure Software (LFD121) — Free Course
Learn the security basics to developing secure software that is hardened against attacks, and understand how you can reduce the damage.
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Developing Secure Software (LFD121) is free to enroll. Create a Linux Foundation account and start learning.
Enroll free at Linux Foundation →LFD121 coupon — FAQ
Is Developing Secure Software (LFD121) free? +
Yes. Developing Secure Software (LFD121) is a free, self-paced course from the Linux Foundation. You can enroll at no cost — no coupon code is required.
How do I enroll in LFD121? +
Open the official Developing Secure Software (LFD121) page on training.linuxfoundation.org and register for free with a Linux Foundation account. You get immediate access to the course content.
Do I get a certificate for LFD121? +
Many free Linux Foundation courses include a free digital completion badge or certificate. Check the course page for the specific credential offered.
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