Protecting digital systems 2 (Edexcel GCSE Computer Science): Flashcards
📚Flashcards
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13 cards from this deck
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Practise the cards
13 cards from this deck
Principle: multiple overlapping security measures
Principle: multiple overlapping security measures
Defence in depth
Creating a copy of important data & storing it safely
Creating a copy of important data & storing it safely
Backup
Restoring data & systems using backup copies
Restoring data & systems using backup copies
Recovery
Backup type: complete copy of all data
Backup type: complete copy of all data
Full backup
Backup type: only new/changed files since last backup
Backup type: only new/changed files since last backup
Incremental backup
Technology: multiple hard disks working together
Technology: multiple hard disks working together
RAID
RAID protects against this type of failure
RAID protects against this type of failure
Hardware failure
RAID as a backup substitute
RAID as a backup substitute
No - RAID is NOT a substitute for regular backups
Document explaining rules for using organisation's systems
Document explaining rules for using organisation's systems
Acceptable Use Policy (AUP)
Attack: tricking people to compromise security
Attack: tricking people to compromise security
Social engineering
What users must do to agree to AUP terms
What users must do to agree to AUP terms
Sign a copy
Good security practice when leaving computer
Good security practice when leaving computer
Log off or lock screen
Bad practice example from AUP
Bad practice example from AUP
Plugging in unknown USB sticks