Free Aug-2026 303-300 Dumps are Available for Instant Access [Q56-Q73]

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Free Aug-2026 303-300 Dumps are Available for Instant Access

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NEW QUESTION 56
What is a symmetric key?

A key used for encryption and decryption that is the same

A key used for encryption that is different from the key used for decryption

A key used for decryption that is different from the key used for encryption

A key used for both encryption and decryption that is generated randomly

NEW QUESTION 57
What is Linux Malware Detect?

A package management tool

A tool to automate host scans

A tool to detect malware on a Linux system

A configuration management tool

NEW QUESTION 58
What is the primary function of an Intrusion Detection System (IDS) such as Snort or Suricata operating in network-based mode?

To actively block malicious traffic before it reaches its destination.

To passively monitor network traffic and generate alerts based on signature or anomaly-based detection rules.

To encrypt network traffic between hosts.

To perform DNS resolution for network hosts.

NEW QUESTION 59
Which of the following methods can be used to deactivate a rule in Snort?
(Choose TWO correct answers.)

By placing a # in front of the rule and restarting Snort.

By placing a pass rule in local.rules and restarting Snort.

By deleting the rule and waiting for Snort to reload its rules files automatically.

By adding a pass rule to /etc/snort/rules.deactivated and waiting for Snort to reload its rules files automatically.

NEW QUESTION 60
Which file is used to configure rkhunter?

/etc/rkhunter.conf

/etc/audit/auditd.conf

/etc/aide/aide.conf

/etc/maldet.conf

NEW QUESTION 61
Which command revokes ACL-based write access for groups and named users on the file afile?

setfacl -x group: * : rx, user:*: rx afile

setfacl -x mask: : rx afile

setfacl ~m mask: : rx afile

setfacl ~m group: * : rx, user :*: rx afile

NEW QUESTION 62
In an IPsec implementation using strongSwan, what is the purpose of the Internet Key Exchange (IKE) protocol?

To encrypt the actual data payload of IPsec traffic.

To negotiate and establish the Security Associations (SAs) and cryptographic keys used by IPsec.

To route IPsec packets across the internet.

To compress IPsec traffic before encryption.

NEW QUESTION 63
What is the purpose of Linux capabilities, as introduced to divide the traditional all-or-nothing root privilege model?

They replace the need for the setuid bit entirely on all binaries.

They allow specific, granular privileges (such as binding to low-numbered ports) to be granted to a process without granting full root access.

They are used only within containerized environments.

They control network bandwidth allocation per process.

NEW QUESTION 64
In Suricata, what is the purpose of a “rule” file, such as those found in the emerging-threats.rules collection?

It defines firewall NAT translation rules.

It defines the signatures and conditions used to detect specific types of malicious or suspicious network traffic.

It configures which network interfaces Suricata should monitor.

It defines user authentication policies for the Suricata management interface.

NEW QUESTION 65
Which OpenVPN configuration directive specifies that the tunnel should operate at Layer 3, routing IP packets rather than bridging Ethernet frames?

dev tap

dev tun

proto udp

topology subnet

NEW QUESTION 66
Which of the following utilities is used to generate keys for DNSSEC?

dnssec-dsfromkey

rndc

delv

dnssec-keygen

NEW QUESTION 67
What is a honeypot?

A type of virus

A network security tool designed to lure attackers into a trap

A type of phishing scam

A type of denial-of-service attack

NEW QUESTION 68
Which command, included in BIND, generates DNSSEC keys? (Specify ONLY the command without any path or parameters.) Solution: dnssec-keygen Determine whether the given solution is correct?

Correct

Incorrect

NEW QUESTION 69
Which DNS label points to the DANE information used to secure HTTPS connections to
https://www.example.com/?

example.com

dane.www.example.com

soa.example.com

www.example.com

_443_tcp.www.example.com

NEW QUESTION 70
Which of the following resources of a shell and its child processes can be controlled by the Bash build- in command ulimit?
(Choose THREE correct answers.)

The maximum size of written files

The maximum number of open file descriptors

The maximum number of newly created files

The maximum number of environment variables

The maximum number of user processes

NEW QUESTION 71
What is the purpose of performing a TCP SYN scan (nmap -sS) rather than a full TCP connect scan (nmap -sT)?

A SYN scan is slower but more accurate than a connect scan.

A SYN scan does not complete the full TCP three-way handshake, making it faster and less likely to be logged by the target application.

A SYN scan can only be used against UDP services.

There is no difference between the two scan types.

NEW QUESTION 72
When OpenVPN sends a control packet to its peer, it expects an acknowledgement in 2 seconds by default. Which of the following options changes the timeout period to 5 seconds?

— tls-timeout 5

— tls- timeout 500

— tls- timer 5

— tls- timer 500

NEW QUESTION 73
Which SELinux mode logs policy violations without actually enforcing the policy?

Enforcing

Permissive

Disabled

Targeted

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Free Aug-2026 303-300 Dumps are Available for Instant Access [Q56-Q73]

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