Cyber Resilience and Redundancy (OBJ 3.4)

Cyber Resilience

• Ability to continuously deliver outcomes despite adverse cyber events

Redundancy

• Having additional systems or processes for continued functionality if the primary ones fail

Significance of Cyber Resilience

• Swift Recovery
  • Enables organizations to recover swiftly after cyber events
• Continuous Operations
  • Ensures continuous operations despite attacks or technical failures

High Availability

• Importance
  • Critical for continuous operations
• Elements
  • Load balancing
  • Clustering
  • Redundancy in power
  • Connections
  • Servers
  • Services
  • Multi-cloud systems

Data Redundancy

• Achieved by
  • Having redundant storage devices all working together to protect data
• Types
  • RAID configurations

Capacity Planning

• Importance
  • Efficient scaling during peak demand
• Considerations
  • People
  • Technology
  • Infrastructure

Power Components

• Generators, UPS, line conditioners, power distribution centers (PDCs)
• Ensures constant power supply to data centers

Data Backups

• Types
  • Onsite
  • Offsite
• Methods
  • Encryption
  • Snapshots
  • Recovery
  • Replication
  • Journaling

Business Continuity and Disaster Recovery (BC/DR) Plan

• Importance
  • Ensures smooth business operations during unforeseen events or incidents

Backup Site Options

• Hot
• Cold
• Warm Sites
• Geographic Dispersion
• Virtual Sites
• Platform Diversity

Testing Methods

• Tabletop Exercises
• Failover Techniques
• Simulation
• Parallel Processing
• Use Cases
  • Support different scenarios within organizations