Leadership in the IT field starts with proof of skill, and the Mile2 Certified Network Security Administrator.. exam is that proof. In 2026, TestPassed prepares ML0-220 candidates with 116 practice questions edited by experts who know the real test firsthand.
Mile2 ML0-220 Exam Overview:
| Certification Vendor: | Mile2 |
|---|---|
| Exam Name: | Certified Network Security Administrator |
| Exam Number: | ML0-220 |
| Exam Duration: | 120 minutes |
| Certificate Validity Period: | 3 years |
| Available Languages: | English |
| Exam Price: | USD 400 |
| Exam Format: | Multiple-choice |
| Real Exam Qty: | 100-116 |
| Passing Score: | 70% |
| Recommended Training: | Mile2 CNSA Official Course |
| Exam Registration: | Mile2 Official Registration |
| Sample Questions: | ![]() |
| Exam Way: | Online proctored or in-person at authorized testing centers |
| Pre Condition: | Minimum 1 year of network security experience or completion of Mile2 CNSA training; agree to Mile2 Code of Ethics; minimum age 18 |
| Official Syllabus URL: | https://www.mile2.com/certifications/certified-network-security-administrator-cnsa/ |
Mile2 ML0-220 Exam Syllabus Topics:
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Authentication, Authorization & Encryption | 20% | - PKI, certificates & digital signatures - Access control models - Authentication methods - Symmetric & asymmetric encryption |
| Topic 2: Network Security Fundamentals | 20% | - OSI & TCP/IP models - Threats, vulnerabilities & attacks - Security principles & risk management - Network protocols & services |
| Topic 3: Security Operations & Compliance | 20% | - Vulnerability assessment & scanning - Incident response & logging - Security policies & standards - Backup, recovery & business continuity |
| Topic 4: Network Security Devices & Architecture | 25% | - VPN & secure remote access - Firewalls & filtering technologies - Secure network design & segmentation - IDS/IPS systems |
| Topic 5: Secure Protocols & Services | 15% | - DNS, DHCP & IPsec security - Wireless network security - Secure web, email & file transfer |
Mile2 ML0-220 Exam FAQ: Worry-Free Answers
Mile2 Certified Network Security Administrator.. is an official Mile2 certification exam, listed under the code ML0-220. Passing it earns you the Certified Network Security Administrator (CNSA) certification, positioned at the Associate level. For anyone aiming at a leadership track in IT, this credential is one of the clearest markers of verified skill.
Passing Mile2 Certified Network Security Administrator.. takes 70%, and the official registration fee is USD 400. Retakes charge the full USD 400 again, which is why accuracy in preparation matters more than volume. Validate your readiness with repeated TestPassed practice scores above the requirement before committing to a date.
The Mile2 Certified Network Security Administrator.. exam contains 100-116 questions to answer within 120 minutes. The SOFT engine from TestPassed imitates the real test scene on your computer and uses special methods to help you master questions and answers, so the official time limit becomes a practiced routine rather than a surprise.
Minimum 1 year of network security experience or completion of Mile2 CNSA training; agree to Mile2 Code of Ethics; minimum age 18
Vendor requirements are revised periodically, so confirm the current conditions before registering via the official exam page.
Sign-up for Mile2 Certified Network Security Administrator.. goes through the official channels below.
One planning note: the exam is delivered Online proctored or in-person at authorized testing centers.
Mile2 recommends the following training for Mile2 Certified Network Security Administrator.. candidates.
Reinforce whichever training you pick with the 116 practice questions in the TestPassed ML0-220 package, edited by experts who follow real test changes firsthand.
Three versions share the same verified content: the PDF prints unlimited copies for paper study, the SOFT engine imitates the real test scene on Windows PCs, and the APP version runs on all electronic products, which is why the majority of examinees choose it. A free demo lets you try before deciding, and after purchase updates are free for 365 days, extendable afterward at a 50% discount.
Worry-free shopping means a 100% money-back guarantee with stated conditions. Take the Mile2 Certified Network Security Administrator.. exam within 60 days of purchase; if you fail, you may claim a full refund, provided the exam matches your product. Attempts within 3 days of purchase are ineligible, as are downloaded-but-unused products, free materials, and expired orders; the candidate name must match the payer name. Submit a scanned enrollment slip and the official Score Report PDF within 2 days of the exam, and claims are processed within 7 days. Alternatively, exchange for two other exam products of equal value, free, keeping the update service on your original purchase.
Delivery is immediate: files unlock for download at payment and are emailed to you within one minute. If nothing arrives within 2 hours, check spam and contact our 7/24 customer attendants, who reply within two hours. Installation is unlimited, and credit card payment keeps your money safe.
Mile2 Certified Network Security Administrator.. is structured into 5 official domains. The leading ones are Authentication, Authorization & Encryption (20%), Secure Protocols & Services (15%), and Security Operations & Compliance (20%). The full topic breakdown appears above; accurate preparation starts with an accurate map.
Mile2 Certified Network Security Administrator.. Sample Questions:
Your small company is growing and has decided to host a Web page and dedicate a server for email. What protocol is used to support email traffic?
- A. IM
- B. SMTP
- C. APP
- D. DNS
Correct Answer: B 🗳️
A Four-way TCP Hand Shake is to______.
- A. Close the TCP connection
- B. Correct the TCP connection
- C. Close the UDP connection
- D. Connect TCP connection
Correct Answer: A 🗳️
Which of the following Windows 2000 utilities allows users to change the default settings for operating system services?
- A. Settings
- B. Control Panel
- C. Command line utility
- D. Computer Management
Correct Answer: B 🗳️
Your IP address is 10.10.0.2 and your subnet mask is 255.255.255.0. You have one ethernet card. You want to set your default gateway to be 10.0.0.1. Which of the following is the correct syntax to accomplish this?
- A. route add default 10.0.01 eth0
- B. route add default gw l0.0.0.2/dev/eth0 255.255.255.0
- C. route add default gw 10.0.0.2 eth0 255.255.255.0
- D. route add default gw 10.0.01 dev eth0
Correct Answer: C 🗳️
Which out of the following is/are preventive measures against password sniffing?
- A. Passwords must not be sent through email in plain text
- B. All of the above
- C. Passwords must not be stored in plain text on any electronic media
- D. Passwords may be electronically stored if encrypted
Correct Answer: B 🗳️



