1.4-2.2 Flashcards

1
Q

tpm

A

trusted platform module. cryptographic processor, random number generator, key generator. password protected

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1
Q

hsm

A

hardware security module. high end cryptographic hardware, stores thousands of crypto keys. used for multiple devices or in large environments.

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2
Q

key management system

A

on premises or cloud based. manage from a centralized manager(third party software) all key from one console.

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3
Q

secure enclave

A

the tpm for mobile devices. does all encryption and other security features.

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4
Q

obfuscation

A

process of making something unclear. how receipts only give last 4 of credit card

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5
Q

steganography

A

concealed writing. message is invisible. invisible watermarks

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6
Q

audio steganography

A

modify the digital audio file, secret message within the audio.

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7
Q

video steganograpy

A

a sequence of images, use image steganography on a larger scale.

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8
Q

tokenization

A

replace sensitive data with a non sensitive placeholder. ssn 111-12-1111 is now 235-45-4581

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9
Q

data masking

A

data obfuscation, may only be hidden from view, control the view based on permissions.

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10
Q

collision

A

different inputs create same hash

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11
Q

salting

A

random data added to a password when hashing.

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12
Q

blockchain

A

a distributed ledger, keep track of transactions with inherent security options.

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13
Q

Open public ledger

A

A public ledger is an open-access network; anyone can join at any time. The public ledger is fully decentralized, and no single entity controls the blockchain network.

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14
Q

self signed

A

Internal certificates don’t need to be signed by public CA. Build your own CA.

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15
Q

root of trust

A

inherently trusted component. trusted from someones elses.

16
Q

certificate signing requests

A

send your public and private key with your identifying info. to the CA to be signed that is the (Certificate Signing Request, (CSR))

The CA validates the request

CA digitally signs the certificate with their private key.

17
Q

wildcard certificates

A

allows a certificate to support many different domains.

18
Q

threat actors

A

the entity responsible for an event that has an impact on the safety of another entity.

19
Q

what are attributes of threat actor

A

internal/external
resources/funding
level of sophistication/capability

20
Q

nation states

A

external entity
-govt and national security.

21
Q

hacktivist

A

a hacker with a purpose.
-motivated by philosophy, revenge

22
Q

organized crime

A

professional criminals.
-motivated by money
-Very sophisticated

23
Q

shadow IT

A

going rogue
-working around the internal IT organization
-builds their own infrastructure.

24
Q

threat vectors

A

method used by attacker to gain access or infect target.

25
Q

file based vector

A

adobe pdf, zip/rar, microsoft office

26
Q

vulnerable software vectors

A

client-based. such as an -infected executable, or known or unknown vulnerabilities
agentless- meaning the attacker would infect the server

27
Q

msps

A

managed service providers.

28
Q

smishing

A

sms phishing

29
Q

vishing

A

voice phishing