CNSP 무료 덤프문제 온라인 액세스

What is the response from an open UDP port which is behind a firewall (port is open on the firewall)?

• A.A SYN Packet
• B.ICMP message showing Port Unreachable
• C.A FIN Packet
• D.No response

Which of the following is a valid DNS record type?

• A.SRV record
• B.TXT record
• C.All of the above
• D.NAPTR record

In the context of the SSH (Secure Shell) public-private key authentication mechanism, which key is uploaded to the server and which key is used by the end-user for authentication?

• A.The public key is uploaded to the server and the private key is used by the end user for authentication.
• B.The private key is uploaded to the server and the public key is used by the end user for authentication.

You are performing a security audit on a company's infrastructure and have discovered that the domain name system (DNS) server is vulnerable to a DNS cache poisoning attack. What is the primary security risk?

• A.The primary risk is that an attacker could manipulate the cache of the web server or proxy server to return incorrect content for a specific URL or web page.
• B.The primary risk is that an attacker could redirect traffic to a malicious website and steal sensitive information.

Which of the following algorithms could be used to negotiate a shared encryption key?

• A.Triple-DES
• B.AES
• C.Diffie-Hellman
• D.SHA1