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www.thinkit.uk.com The DR question: How likely is it to happen, and how bad will it be?
www.thinkit.uk.com Situation where robust DR is NOT in place. Fire & Theft – V.Unlikely, Really Bad! Hard Drive Failure – Likely, Usually ok. Data Corruption – Likely, Usually ok. Accidental Deletion – Likely, Usually ok.
www.thinkit.uk.com Pierre de Fermat 1607 - 1665
www.thinkit.uk.com • Take two prime Numbers and multiple them. • EG: 7 x 13 = 91 • Only one answer & easy
www.thinkit.uk.com • Try the Reverse: • Find A x B = 91 • Guess work!
www.thinkit.uk.com That’s how modern encryption works. Take two massive prime numbers, multiply them, do some clever maths, and you have a key which is (almost) impossible to find.
www.thinkit.uk.com Great News: We have safe Internet Commerce (Https:) Bad News: Encryption Attacks.
www.thinkit.uk.com If you are attacked by Crypto-virus, unless you have a backup, the data is lost for ever.
www.thinkit.uk.com Situation where robust DR is not in place: Crypo-virus – Quite Likely, Really bad!
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www.thinkit.uk.com Business: Ask your IT Support Company the Question. Home: Use online backup or a Secondary Hard Drive.
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