Flashcards
CyberSecurity revision
Flashcards do conjunto (20)
- 1phishingpretending to be someone else and directing them to a fake website
- 2brute forcetrial and error until you get it correct
- 3ransomwarehacking into a system or systems and demanding money in return
- 4Keyloggermalware that records every key press and sends it to a hacker for analysis
- 5Botneta network of computers which contain malware allowing them to be controlled by a hacker
- 6MalwareMalicious software, designed to cause harm
- 7White-hat hackinghacking that is done with the authorisation of the company being hacked. The hacker produces a report of all the vulnerabilities they found, so that the company can fix them
- 8Grey-hat hackinghacking done without the authorisation of the company, but with good intentions, often the company will be informed of how the hacker was able to gain access
- 9Backupskeeping a copy of important data on a different system, so that it can be restored if the original is damaged
- 10Security softwareoften called antivirus software even though it deals with more than just viruses, scans computers for known malware and removes it. Must be kept up to date with the latest malware definitions
- 11Ciphera method of encrypting text
- 12Plaintextthe unencrypted data
- 13Plaintextunencrypted data
- 14Ciphertextencrypted data
- 15Keysome information needed to encrypt/decrypt the data
- 16Crackto read encrypted data without being given the key beforehand
- 17Statistical Attackcrack a cipher by using statistics and estimates of the most likely values
- 18Caesar Ciphera simple cipher where each letter is shifted a number of places up the alphabet
- 19Substitution Ciphera simple cipher where each letter is replaced by a different letter
- 20—
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- FlashCards sobre CyberSecurity revision, criado por christian blythin em 17-06-2021.
- Criado por
- christian blythin
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