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- In cybersecurity, the term “Revert to Known State” refers to
a. Resetting a device’s network settings
b. Restoring systems to a secure, pre-determined configuration after compromise
c. Formatting the system’s main storage drive
d. Disabling all system services
Answer: bncsc+1 - Reverting to a known state helps organizations
a. Improve CPU performance
b. Restore the system to its last uncompromised condition
c. Disable unused ports permanently
d. Delete unnecessary users and accounts
Answer: bvpnunlimited+1 - The primary purpose of implementing “Revert to Known State” is to
a. Reduce unauthorized login attempts
b. Recover from system corruption or malicious attacks
c. Strengthen the firewall encryption
d. Block external DNS queries
Answer: blarksuite+1 - A “Known Good State” generally refers to
a. A state verified for operational reliability and security
b. An older backup without verification
c. Any recently updated software configuration
d. The most recent firmware version available
Answer: ancsc+1 - Which is an example of reverting to a known state in endpoint recovery?
a. Executing a system restore from a clean restore point
b. Updating antivirus signatures
c. Performing a software upgrade
d. Enabling network discovery
Answer: aashampoo+1 - Rollback processes are often triggered during
a. BIOS setup configuration
b. Post-incident recovery situations
c. Hardware installation phases
d. Firewall configuration
Answer: bbluevoyant+1 - Which of the following ensures effective rollback operations?
a. Regular system and data backups
b. Delayed incident detection
c. Reboot sequences
d. Randomized encryption routines
Answer: avpnunlimited+1 - Rollback mechanisms in cybersecurity primarily address
a. Unauthorized system or data changes
b. Hardware-level thermal cycles
c. Traffic shaping policies
d. IPv6 configuration issues
Answer: alarksuite+1 - Restoring from a backup file after an attack helps
a. Eliminate corrupted or malicious changes
b. Improve CPU cache storage
c. Speed up user authentication
d. Modify group policies automatically
Answer: atechdocs.broadcom+1 - System restore points are used to
a. Return system settings and files to a previous working state
b. Completely erase all user profiles
c. Optimize the paging file
d. Encrypt Windows registry entries
Answer: amicrosoft+1 - The concept “Fail to Known State” ensures that when systems fail, they
a. Reboot automatically into safe mode
b. Transition to a safe, predefined operational condition
c. Shut down without saving data
d. Switch to manual recovery only
Answer: bcsrc.nist - A rollback attack manipulates
a. System restorations to gain unauthorized access
b. Firewalls for testing configurations
c. Encryption protocols during updates
d. Network latency monitoring tools
Answer: abluegoatcyber - Which process supports business continuity after a cyberattack?
a. Reverting to a previously known good system configuration
b. Defragmenting hard drives
c. Resetting user passwords daily
d. Running software audits
Answer: abluevoyant+1 - Rollback is essential in recovering data after
a. Ransomware attacks
b. Software license expiration
c. VPN disconnects
d. Printer driver updates
Answer: asentinelone+1 - Backup integrity is vital for
a. Ensuring secure rollback and restoration
b. Random data testing
c. Malware scanning cycles
d. Driver cache invalidation
Answer: atechdocs.broadcom+1 - Incident response recovery often involves
a. Restoring from a clean backup to revert to a known state
b. Blocking legitimate network requests
c. Resetting root credentials
d. Clearing all event logs
Answer: abluevoyant - One advantage of maintaining restore points is
a. Quick recovery after software corruption
b. Disabling auto-updates
c. Limiting admin login duration
d. Reducing network traffic
Answer: aashampoo+1 - System Restore does not affect
a. Personal user files
b. System executables
c. Program registry data
d. Installed driver signatures
Answer: aashampoo - Which of the following describes rollback recovery?
a. Returning a system to a valid operational state after a failure
b. Forwarding event logs to a monitoring system
c. Updating network firmware
d. Configuring load balancers
Answer: avpnunlimited+1 - The effectiveness of “Revert to Known State” depends on
a. The presence of verified, clean backups
b. Enabling biometric authentication
c. Increasing bandwidth capacity
d. Installing multiple antivirus engines
Answer: atechdocs.broadcom+1 - A rollback after system compromise aims to
a. Eliminate malicious modifications to configurations
b. Delete operating system kernels
c. Change user group policies
d. Update cached DNS entries
Answer: abluegoatcyber+1 - Restoring to a known state helps prevent
a. Persistence of malware or rootkits
b. Increase in CPU clock speed
c. Overheating of hardware
d. Packet loss on routers
Answer: avpnunlimited+1 - Rollback recovery ensures
a. Minimal downtime after cyber incidents
b. Faster encryption processes
c. Better performance for GPUs
d. Lowered DNS latency
Answer: alarksuite+1 - Factory reset is an example of
a. Restoring to a known good software state
b. Deleting BIOS settings
c. Network reconfiguration
d. Security key regeneration
Answer: ancsc - Rollback helps eliminate
a. Unauthorized or harmful system alterations
b. Legitimate software updates
c. Cached user passwords
d. Logged kernel activities
Answer: alarksuite+1 - Regular testing of restore processes ensures
a. Backups are functional for reverting to safe states
b. Lower CPU temperatures
c. Faster system boot times
d. Enhanced power management
Answer: atechdocs.broadcom+1 - Failure to maintain backups can result in
a. Irreversible damage after system compromise
b. Better cryptographic performance
c. Improved input/output speed
d. Hardware overloads
Answer: avpnunlimited - Rollback should never be initiated without
a. Verifying backup integrity
b. Shutting down the network
c. Installing new updates
d. Running memory diagnostics
Answer: atechdocs.broadcom+1 - Revert to known state procedures are closely tied to
a. Incident response and business continuity plans
b. Firmware update cycles
c. Key exchange scheduling
d. Network routing adjustment
Answer: abluevoyant+1 - Safe Mode rollback is useful when
a. Normal boot fails after a system change
b. BIOS settings are inaccessible
c. Firewall rules are incomplete
d. File encryption is disabled
Answer: aninjaone - The “Known Good State” concept supports the goal of
a. System integrity assurance
b. Cost reduction
c. Firewall customization
d. Network topology design
Answer: ancsc+1 - Rolling back a database system helps
a. Undo unauthorized or corrupt transactions
b. Increase table partition speed
c. Disable SQL drivers
d. Adjust timeout delays
Answer: alarksuite+1 - Rollback works by
a. Reverting software or data to a stored secure snapshot
b. Overwriting boot sectors
c. Clearing the system log cache
d. Resetting all user access privileges
Answer: avpnunlimited+1 - Rollback and System Restore are related because both
a. Return systems to earlier, stable configurations
b. Alter BIOS firmware directly
c. Reset network credentials
d. Disable encryption temporarily
Answer: amicrosoft+1 - The rollback process mitigates the impact of
a. Cyberattacks, such as ransomware or data corruption
b. Regular OS updates
c. System caching
d. Driver installation
Answer: asentinelone+1 - The concept contributes to cybersecurity by
a. Preserving data integrity and operational continuity
b. Increasing power consumption
c. Slowing down security scans
d. Bypassing authentication
Answer: alarksuite+1 - The benefit of reverting to a known state after a ransomware attack is
a. Restoring unencrypted data from clean backups
b. Preserving ransomware executables for testing
c. Disabling antivirus temporarily
d. Updating compromised credentials
Answer: asentinelone+1 - To prevent rollback abuse, organizations should
a. Restrict restore privileges to administrators only
b. Enable rollback on open networks
c. Disable all backups
d. Delete restore points automatically
Answer: abluegoatcyber+1 - NIST’s recovery phase involves
a. Restoring systems from backups or known states
b. Encrypting all traffic
c. Performing user awareness training only
d. Updating software licenses
Answer: abluevoyant - A secure rollback guarantees
a. System consistency after malicious alterations
b. Faster GPU rendering
c. Automatic encryption resets
d. Network packet prioritization
Answer: avpnunlimited+1 - Configuration rollback helps protect
a. Policy and access control integrity
b. Hardware overclock data
c. User browsing sessions
d. Session cookies from expiration
Answer: acheckpoint - Unauthorized rollback attacks exploit
a. System reversion to outdated, vulnerable versions
b. Patch management services
c. Physical BIOS chips
d. Smart antivirus heuristics
Answer: abluegoatcyber - Rollback enhances the principle of
a. System resiliency and recovery preparedness
b. Open network accessibility
c. Continuous encryption bypass
d. Password policy leniency
Answer: alarksuite - Factory resets complement
a. Device-level restore to known secure configurations
b. Encryption rotations
c. Network bridging techniques
d. Disk fragmentation
Answer: ancsc - Regular audits of rollback procedures
a. Validate restoration efficacy and system integrity
b. Optimize browser configurations
c. Disable default firewalls
d. Delay patch installations
Answer: atechdocs.broadcom+1 - Improper rollback usage may lead to
a. Reactivation of old vulnerabilities
b. Hardware failure
c. CPU bottlenecks
d. Excessive data redundancy
Answer: abluegoatcyber - Rollback serves as a defense against
a. Persistent unauthorized configuration changes
b. BIOS updates
c. LAN cable misconfiguration
d. VPN latency
Answer: avpnunlimited+1 - A “Known Good Image” is
a. A verified backup free from compromise
b. The latest beta version of the OS
c. Cached browsing data
d. Unverified shadow copy
Answer: ancsc+1 - The purpose of the restore command in Symantec EDR is to
a. Revert system data to a specific backup archive state
b. Reset encryption keys
c. Modify system BIOS
d. Manage system hardware logs
Answer: atechdocs.broadcom - In summary, “Revert to Known State” helps cybersecurity teams
a. Recover secure configurations post-incident and ensure integrity
b. Automate cryptographic algorithms
c. Migrate operating systems
d. Enforce password reset policies
Answer: abluevoyant+2
- https://www.ncsc.gov.uk/collection/device-security-principles-for-manufacturers/enable-recovery-to-a-known-good-state
- https://www.vpnunlimited.com/help/cybersecurity/rollback-definition
- https://www.bluevoyant.com/knowledge-center/what-is-incident-response-process-frameworks-and-tools
- https://www.larksuite.com/en_us/topics/cybersecurity-glossary/rollback
- https://support.ashampoo.com/hc/en-us/articles/360008692093-How-to-revert-your-Windows-10-system-to-a-previous-state-through-a-system-restore-point
- https://support.microsoft.com/en-us/windows/system-restore-a5ae3ed9-07c4-fd56-45ee-096777ecd14e
- https://techdocs.broadcom.com/us/en/symantec-security-software/endpoint-security-and-management/endpoint-detection-and-response/4-9/using-the-command-line-interface-v109281349-d38e71236/restoring-data-from-a-backup-file-using-command-li-v99897987-d38e46933.html
- https://csrc.nist.gov/glossary/term/fail_to_known_state
- https://bluegoatcyber.com/blog/what-is-a-rollback-attack/
- https://www.sentinelone.com/cybersecurity-101/cybersecurity/what-is-ransomware-rollback/
- https://www.ninjaone.com/blog/how-to-undo-a-system-restore/
- https://community.checkpoint.com/t5/Management/How-do-you-rollback-an-old-policy/td-p/2096
- https://www.kaspersky.com/resource-center/definitions/what-is-cyber-security
- https://www.cisco.com/site/in/en/learn/topics/security/what-is-cybersecurity.html
- https://www.ibm.com/think/topics/cybersecurity
- https://www.syteca.com/en/blog/top-10-best-known-cybersecurity-incidents-and-what-to-learn-from-them
- https://www.microsoft.com/en-us/security/business/security-101/what-is-cybersecurity
- https://www.csis.org/programs/strategic-technologies-program/significant-cyber-incidents
- https://learn.microsoft.com/en-us/windows/win32/sr/restore-points
- https://www.sciencedirect.com/science/article/pii/S2772918423000188
