Obfuscation - CompTIA Security+ SY0-701 - 1.4.5
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7 Terms
Obfuscation
the action of making something obscure, unclear, or unintelligible
Hiding information in plain site
Steganography
the art and science of hiding information by embedding messages within other, seemingly harmless messages
Covertext
In Steganography, the container document or file that contains hidden info
Network Steganography
- Embed messages in TCP packets
Use an image
- Embed the message in the image itself
Invisible watermarks
- Yellow dots on printers
Audio Steganography
- Modify the digital audio file
- Interlace a secret message within the audio
- Similar technique to image steganography
Tokenization
The process of replacing sensitive data with unique identification symbols that retain all the essential information about the data without compromising its security.
Common with credit card processing
- Use a temporary token
- Cannot be used again
This isn't encryption or hashing
- Original data and token aren't mathematically related
Data masking (tokenization)
Protecting privacy by replacing sensitive personal information with fake data
Note 
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