We're sure you've heard about 𝐂𝐫𝐲𝐩𝐭𝐨𝐠𝐫𝐚𝐩𝐡𝐲, but have you met its cousin 𝐒𝐭𝐞𝐠𝐚𝐧𝐨𝐠𝐫𝐚𝐩𝐡𝐲 ? Dive in to uncover the key differences and learn how each one of these techniques work under the cover to ensure security and privacy of your messages. Swipe on and find out!

1. Keeping Messages Safe
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Stegano
graphy
Crypto
Hiding Secrets:
vs

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Introduction
STEGANOGRAPHY:
SECRETLY HIDING
• Steganography is similar to hiding a
treasure from viewer.
• It hides messages inside pictures,
sounds, or other everyday things.
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• Cryptography is like turning your
message into a secret code.
• The code can only be deciphered by
those who have the unique key.
CRYPTOGRAPHY:
SECRET CODES

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Introduction
• Steganography hides messages, making
them almost invisible.
• Cryptography locks messages with
codes, making them hard to understand.
HIDING VS. LOCKING
Swipe
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Introduction
• Steganography: Nobody knows there's a
secret message.
• Cryptography: Everyone knows there's a
message, but only authorized ones can
read it.
KEY DIFFERENCE
Swipe
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Introduction
• Use steganography when you want to keep
the message itself secret.
• Use cryptography when you want to keep
the meaning of the message secret.
WHEN TO USE?
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Introduction
• Steganography and cryptography may
sometimes work together.
• First, hide the message using
steganography, then lock it with
cryptography.
COMBINING FORCES
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8. Swipe
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Introduction
• Consider your needs. Do you need to hide
or lock it?
• Choose whether you want others to see or
be aware of the message.
CHOOSING WISELY

9. Swipe
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Introduction
• Keep learning about both steganography
and cryptography.
• They help keep secrets safe in different,
exciting ways.
STAY CURIOUS

10. Introduction
Swipe
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• Steganography: Embedding a hidden
message in a picture's pixels.
• Cryptography: Changing "hello" into "2jkkl"
using a secret code.
EXAMPLES
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