steganography: meaning, definition, pronunciation and examples
C2Technical, academic, formal
Quick answer
What does “steganography” mean?
The practice of concealing a message, file, or other data within another file or message.
Audio
Pronunciation
Definition
Meaning and Definition
The practice of concealing a message, file, or other data within another file or message.
The art and science of hiding information in such a way that its existence is concealed. This extends beyond digital data to historical methods like invisible ink, microdots, or coded messages hidden in seemingly innocuous text or images.
Dialectal Variation
British vs American Usage
Differences
No significant lexical differences. Pronunciation differs slightly in the stressed vowel (see IPA).
Connotations
Equally technical in both dialects.
Frequency
Equally low-frequency and specialist in both regions.
Grammar
How to Use “steganography” in a Sentence
N (Subject) + use/practise/employ + steganographysteganography + V (be used to + INF)steganography + in/within + N (medium)Vocabulary
Collocations
Examples
Examples of “steganography” in a Sentence
verb
British English
- They will steganograph the file within the holiday photo.
- The agent steganographed the coordinates.
American English
- The software can steganograph data in the audio track.
- He steganographed the payload.
adverb
British English
- The data was embedded steganographically.
- He transmitted the information steganographically.
American English
- The file was altered steganographically.
- The message was sent steganographically.
adjective
British English
- The steganographic technique was very sophisticated.
- A steganographic analysis of the file revealed nothing.
American English
- They used a steganographic tool to hide the message.
- The steganographic method was undetectable.
Usage
Meaning in Context
Business
Rarely used. Possibly in cybersecurity risk assessments.
Academic
Common in computer science, information security, digital forensics, and intelligence studies papers.
Everyday
Virtually never used.
Technical
Core term in cybersecurity, espionage, and data forensics.
Vocabulary
Synonyms of “steganography”
Neutral
Weak
Vocabulary
Antonyms of “steganography”
Watch out
Common Mistakes When Using “steganography”
- Confusing with 'cryptography'.
- Misspelling as 'steganography'.
- Pronouncing the first 'g' as a hard /g/ (it's /ɡ/).
FAQ
Frequently Asked Questions
Cryptography scrambles a message so it cannot be understood. Steganography hides the message so it cannot be seen or found. Cryptography is about secrecy of content; steganography is about secrecy of existence.
No, the technique itself is not illegal. Like any tool, its legality depends on its use. It has legitimate uses in digital watermarking and copyright protection, but can be used illegally for covert, malicious communication.
Hiding a text file within the pixel data of a JPEG image by subtly altering the colour values, or embedding data in the unused header space of a network protocol packet.
Yes, this is common for enhanced security. A message is first encrypted (cryptography) and then the encrypted data is hidden within another file using steganography.
The practice of concealing a message, file, or other data within another file or message.
Steganography is usually technical, academic, formal in register.
Steganography: in British English it is pronounced /ˌstɛɡəˈnɒɡrəfi/, and in American English it is pronounced /ˌstɛɡəˈnɑːɡrəfi/. Tap the audio buttons above to hear it.
Learning
Memory Aids
Mnemonic
Think: 'STEGanosaurus' hides in the forest. 'STEGAnography' hides information in plain sight.
Conceptual Metaphor
INFORMATION IS A CONCEALED OBJECT (hidden within a carrier). SECRECY IS INVISIBILITY.
Practice
Quiz
What is the primary goal of steganography?