CCNA

Hi,
Cisco Certified Network Associate is an IT certification from Cisco. CCNA certification is an associate-level cisco career certification. There are now several different types of cisco-certified network associate, with CCNA routing and switching being closest to the original CCNA focus. Other types of CCNA focus on security, cloud, collaboration, security operations, design, data center technologies, industrial plants, service providers, and wireless.
CISSP is Certified Information Systems Security Professional is an independent information security certification governed by the International Information System Security Certification Consortium, also known as (ISC).
Certification subject matter:
The CISSP curriculum covers subject matter in a variety of information security topics. The CISSP examination is based on ISC terms the Common Body of Knowledge (or CBK). According to (ISC), the CISSP CBK is a taxonomy a collection of topics relevant to information security professionals around the world. The CISSP CBK establishes a common framework of information security terms and principles that allow information security professionals worldwide to discuss, debate and resolve matters pertaining to the profession with a common understanding."
From 2015, the CISSP curriculum is divided into eight domains:
1. Security and Risk Management Asset Security.
2. Security Engineering Communications.
3. Network Security Identity.
4. Access Management Security Assessment.
5. Testing Security Operations Software Development Security.