About This Course

Yeastar Certified Security Specialist (YSCSS) Certification Course introduces in-depth Yeastar PBX system security settings and skills. This certification course includes two independent course series – YSCSS (P-Series) and YSCSS (S-Series), which are designed respectively for the learning of Yeastar P-Series PBX System and Yeastar S-Series VoIP PBX. By passing either course series, you will be certified as Yeastar Certified Security Specialist.

YSCSS (P-Series) Course Outline

Part 1

Basic Security Settings

Ports & Password Enhancement

Network Security Enhancement

Extension Security Settings

Set Security Rules

Part 2

Security Enhancement

Security Settings Configuration

Service Security Enhancement

Remote Access Security Enhancement

YSCSS (S-Series) Course Outline

Part 1

Ports and Password Enhancement

Password and Email Settings

Web Server (HTTPS)

Network Configurations: VLAN, OpenVPN, DDNS, Static Route, etc.

Extension Configurations: Change Default SIP Port, Random Password, IP Restriction

Security Configuration for Remote Extensions

TLS registry (Optional)

Part 3

International Call Limit

Limit Call Credit at Provider Side

Set Password for International Call

Disable international call in S-Series PBX

Part 2

Firewall configuration

Firewall configuration

Get Trained with Diverse Training Platforms

Yeastar training services are organized in flexible formats. You could choose self-paced online video training, highly-interactive online webinar, or instructor-led classroom training as you prefer. Onsite classroom trainings at Yeastar or our partner’s site are both offered.


Reach and interact with Yeastar training experts at home, office, or anywhere at your convenience. Check the schedule, learn, and get certified.

Onsite Training

Get the most with highly interactive traditional in-class hand-on training. Learn with other attendees, Yeastar training experts or our authorized training partners.

Video Self-training

Train yourself with completely free, self-paced, well-crafted video tutorials. Take the course you need and advance your career anywhere anytime.

YSCSS Certification Exam

30 choice questions

60 mins time limit

70% for passing score

2 chances in total (Need to retake the course if you fail twice.)

*You will be certified as Yeastar Certified Security Specialist after you have completed the training course and pass the exam. This certificate is valid for 3 years and can be renewed by retaking the exam.