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What is East-West traffic in cybersecurity?
a. Data movement between external users and a data center
b. Data communication within an organization’s internal network or data center
c. Wireless communication outside the secured boundary
d. Traffic between cloud providers
Answer: b. Data communication within an organization’s internal network or data centertechtarget+2
East-West traffic commonly occurs between which types of network devices?
a. External firewalls and routers
b. Servers and workstations within the same data center
c. Internet gateways
d. Mobile devices
Answer: b. Servers and workstations within the same data centerhaproxy+1
Which type of traffic refers to data entering or leaving the internal network?
a. East-West traffic
b. North-South traffic
c. Lateral traffic
d. Horizontal traffic
Answer: b. North-South trafficwikipedia+2
What risk is associated with East-West traffic in a cloud environment?
a. Wireless interception
b. Lateral movement by attackers
c. Phishing attacks
d. Denial of Service
Answer: b. Lateral movement by attackersgigamon+1
In cybersecurity, “lateral movement” refers to which activity?
a. Data entering the network
b. Attackers moving within internal systems
c. Users checking email
d. External file transfers
Answer: b. Attackers moving within internal systemsfaddom+2
What is a main reason for monitoring East-West traffic?
a. Detecting attacks from outside
b. Stopping spam emails
c. Observing internal network activities
d. Filtering web content
Answer: c. Observing internal network activitiesnetscout+1
Why might East-West traffic be more voluminous than North-South traffic in modern data centers?
a. More users access external services
b. Internal components interact frequently
c. Less internal security
d. External filters are stronger
Answer: b. Internal components interact frequentlygigamon+1
East-West traffic often supports which modern architecture?
a. Monolithic servers
b. Microservices and distributed systems
c. Traditional mainframes
d. Home networks
Answer: b. Microservices and distributed systemsfaddom+1
Which is usually NOT a characteristic of East-West traffic?
a. Occurs within a trusted network segment
b. Travels outside the organization
c. Happens between internal servers
d. Supports application functions
Answer: b. Travels outside the organizationpomerium+1
How can attackers exploit East-West traffic?
a. By sending phishing emails
b. By moving laterally to infect multiple internal systems
c. By blocking the organization’s website
d. By running denial-of-service externally
Answer: b. By moving laterally to infect multiple internal systemsnetscout+1
Which of the following best describes North-South traffic?
a. Internal device communication
b. Data exchange with external networks
c. Server-to-server interaction
d. Communication between virtual machines
Answer: b. Data exchange with external networksgatewatcher+1
East-West traffic security focuses on:
a. Filtering email spam
b. Monitoring internal communications
c. Protecting against external threats only
d. Preventing Wi-Fi attacks
Answer: b. Monitoring internal communicationsinversion6+2
What could indicate an insider threat using East-West traffic?
a. Unusual activity between internal systems
b. Too many external pings
c. Internet protocol changes
d. Dropped Wi-Fi connections
Answer: a. Unusual activity between internal systemsinversion6+1
Which security approach is effective for East-West traffic?
a. Only perimeter firewalls
b. Network segmentation within the data center
c. Blocking social media websites
d. Increasing wireless security
Answer: b. Network segmentation within the data centertufin+1
What technology helps protect East-West traffic in virtualized environments?
a. Antivirus on desktops
b. Virtual firewalls and network segmentation
c. Cloud storage apps
d. Public network proxies
Answer: b. Virtual firewalls and network segmentationtufin+1
Monitoring East-West traffic can help with:
a. External data downloads
b. Rapid incident response
c. Cloud billing management
d. Internal email organization
Answer: b. Rapid incident responsegigamon+1
What is a challenge in managing East-West traffic?
a. High visibility
b. Network blind spots within internal systems
c. Strict government controls
d. Large mobile device usage
Answer: b. Network blind spots within internal systemsfaddom+1
Why is traditional perimeter security usually insufficient for East-West traffic?
a. It only monitors internal activity
b. It protects only boundaries, not internal flows
c. It blocks multimedia files
d. It focuses on mobile device threats
Answer: b. It protects only boundaries, not internal flowsnetscout+2
Which type of communication is common in East-West traffic?
a. Database replication between servers
b. Data backup to cloud storage
c. Social media posts
d. Public API calls
Answer: a. Database replication between serverspomerium+1
What is a sign of compromised East-West traffic?
a. Increased northbound traffic
b. Unauthorized access between internal systems
c. Frequent website downtimes
d. Rogue mobile apps
Answer: b. Unauthorized access between internal systemsfaddom+1
Encrypted data transfers within a data center typically contribute to:
a. North-South traffic
b. East-West traffic
c. External communication only
d. Home network issues
Answer: b. East-West trafficpomerium+1
Which aspect makes East-West traffic harder to monitor?
a. External network boundaries
b. Dynamic and large volume of internal communications
c. Fixed server settings
d. Government encryption rules
Answer: b. Dynamic and large volume of internal communicationsnetscout+1
What security measure can limit lateral movement in East-West traffic?
a. Deleting user accounts daily
b. Microsegmentation of the network
c. Allowing open internal access
d. Using only external scanners
Answer: b. Microsegmentation of the networktufin+1
Which scenario indicates data exfiltration using East-West traffic?
a. Public cloud storage sharing internally
b. Sensitive data moving across several internal servers before leaving the network
c. Downloading files from the Internet
d. Sending emails via webmail
Answer: b. Sensitive data moving across several internal servers before leaving the networkfaddom+1
In Zero-Trust security models, how is East-West traffic treated?
a. All internal communication is automatically trusted
b. Continuous monitoring and verification of internal communications
c. Encryption is disregarded
d. Physical network checks only
Answer: b. Continuous monitoring and verification of internal communicationsnetscout+1
What type of internal communication is typical in a microservices environment?
a. East-West traffic for service-to-service calls
b. External downloads
c. Direct user logins from outside
d. Wi-Fi authentication
Answer: a. East-West traffic for service-to-service callsgigamon+1
Which method best helps detect threats in East-West traffic?
a. Packet inspection and anomaly detection within the internal network
b. Limiting access to social media
c. Encrypting Wi-Fi connections
d. User password resets
Answer: a. Packet inspection and anomaly detection within the internal networktencentcloud+1
Why is East-West traffic common in containerized applications?
a. Containers rarely interact
b. Containers exchange large amounts of data internally
c. Only external users access containers
d. Data flows strictly outside the data center
Answer: b. Containers exchange large amounts of data internallygigamon+1
What is lateral movement in the context of East-West security?
a. Movement of attackers from server to server within the same network
b. Data traveling to external cloud services
c. Internal backup routines
d. Switching between network protocols
Answer: a. Movement of attackers from server to server within the same networkfaddom+1
Which solution is often used to gain visibility into East-West traffic?
a. Advanced perimeter firewalls
b. Network Detection and Response (NDR) systems
c. Public proxy servers
d. Personal firewalls only
Answer: b. Network Detection and Response (NDR) systemsvehere+1
A threat that may go undetected without East-West monitoring is:
a. Unauthorized peer-to-peer internal server communication
b. Public spam emails
c. Virus-infected downloads from external sites
d. Slow network speeds due to old cables
Answer: a. Unauthorized peer-to-peer internal server communicationnetscout+1
East-West traffic is relevant in which infrastructure?
a. Internet cafes
b. Data centers and cloud environments
c. Standalone laptops
d. Home entertainment systems
Answer: b. Data centers and cloud environmentstencentcloud+1
What type of attack uses East-West traffic to spread within a network?
a. Worms or ransomware propagation between internal servers
b. External phishing campaigns
c. Wi-Fi jamming
d. Spyware targeting smartphones
Answer: a. Worms or ransomware propagation between internal serversfaddom+1
What is a firewall’s role with East-West traffic?
a. Monitoring and controlling internal communication between servers
b. Only filtering Internet-based traffic
c. Securing Wi-Fi connections
d. Preventing mobile data leaks
Answer: a. Monitoring and controlling internal communication between serverstufin+1
Which monitoring challenge is unique to East-West traffic?
a. Tracking external website visits
b. Identifying normal vs. abnormal internal data exchanges
c. Scanning for public cloud vulnerabilities
d. Limiting home network connections
Answer: b. Identifying normal vs. abnormal internal data exchangesnetscout+1
Data flows between virtual machines in the same cloud region are classified as:
a. East-West traffic
b. North-South traffic
c. External traffic
d. Guest protocol traffic
Answer: a. East-West trafficgigamon+1
Why do organizations implement network segmentation for East-West traffic?
a. To allow unrestricted data flows
b. To restrict and monitor communications within internal systems
c. To enable faster external downloads
d. To block all Internet access
Answer: b. To restrict and monitor communications within internal systemstufin+1
Which best describes the volume of East-West traffic compared to North-South?
a. Usually less
b. About equal
c. Often greater in modern environments
d. Irrelevant to cloud infrastructure
Answer: c. Often greater in modern environmentsgigamon+1
What is an example of East-West communication?
a. User accessing email from outside the organization
b. Database requesting data from another database server within the same data center
c. Emailing clients in another city
d. Remote desktop access from home
Answer: b. Database requesting data from another database server within the same data centerpomerium+1
Without proper East-West monitoring, what risk increases for organizations?
a. Slower Internet speeds
b. Increased risk of internal breaches and data theft
c. More Wi-Fi outages
d. Poor website SEO
Answer: b. Increased risk of internal breaches and data theftfaddom+1
Which tool aids in auditing East-West traffic for regulatory compliance?
a. Network Detection and Response platforms
b. Social media filters
c. Smartphone management apps
d. Email encryption plugins
Answer: a. Network Detection and Response platformsgatewatcher+1
What should be continuously assessed to minimize risks in East-West traffic?
a. External website reputations
b. Internal data flows and permissions
c. User password complexity
d. Wireless signal strength
Answer: b. Internal data flows and permissionsnetscout+1
What is a key benefit of securing East-West traffic?
a. Only blocking threats from outside
b. Limiting attackers’ ability to move within internal systems
c. Maximizing external communications
d. Reducing backup routines
Answer: b. Limiting attackers’ ability to move within internal systemsgigamon+1
Why do blind spots in East-West network traffic matter for security?
a. They allow attackers to evade detection while moving laterally
b. They prevent mobile phone access
c. They block social media
d. They reduce Internet speeds
Answer: a. They allow attackers to evade detection while moving laterallyfaddom+1
Which protocol is likely to facilitate East-West traffic?
a. Internal database synchronization
b. Downloading public videos
c. Sending marketing emails
d. External DNS lookups
Answer: a. Internal database synchronizationpomerium+1
How does East-West traffic relate to cloud security challenges?
a. External cloud threats only
b. Unmonitored internal data exchanges across cloud platforms
c. Internet censorship issues
d. Mobile device management
Answer: b. Unmonitored internal data exchanges across cloud platformspronteff+1
What is the role of zero-trust security in East-West traffic?
a. Trust all internal communications by default
b. Never trust, always verify internal communication
c. Disregard internal user activity
d. Focus solely on external threats
Answer: b. Never trust, always verify internal communicationnetscout+1
Which scenario indicates secure East-West traffic management?
a. Allowing all servers open communication without restrictions
b. Evaluating and validating all internal communication and segmenting networks
c. Blocking all internal file transfers
d. Disabling email access
Answer: b. Evaluating and validating all internal communication and segmenting networkstufin+1
How can organizations improve visibility into East-West traffic?
a. Deploying advanced monitoring and NDR tools
b. Limiting Internet browsing
c. Disabling all internal applications
d. Increasing staff training only
Answer: a. Deploying advanced monitoring and NDR toolsgatewatcher+1
Why is continuous monitoring of East-West traffic essential?
a. It protects wireless networks
b. It detects internal threats and helps respond quickly
c. It improves web server SEO
d. It increases mobile phone battery life
Answer: b. It detects internal threats and helps respond quicklyfaddom+1

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