Security+ Exam Prep Question of the Week By James Michael Stewart February 15, 2013 What is the default TCP port of FTPS? 443 21 22 990 The correct answer is 4. The default port of FTPS is TCP port 990 and 989. FTPS is the SSL/TLS encrypted version of FTP. Related Courses Security+ Certification Boot Camp (SYO-301) Security+ Prep Course (SYO-301) CompTIA Advanced Security Practitioner (CASP) Prep Course In this article CertificationCompTIACybersecuritySecurity+Technology Join the Conversation Cancel Reply Will not be published. Website Notify me of follow-up comments by email. Notify me of new posts by email.