A Method of Linguistic Steganography Based on Collocationally-Verified Synonymy

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A Method of Linguistic Steganography Based on
Collocationally-Verified Synonymy

• Information hiding 6th international workshop,
  IH 2004, Toronto, Canada
• Author Igor A. Bolshakov
• Speaker Kuo-Nan Chen
• Date 2009/12/24

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Synonymy

• Absolute Synonymy
• sofa, settee
• Relative Synonymy
• (client, consumer, customer, user)

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Have Absolute Synonyms
Have Synonyms

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Transitive Enclosure
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Hiding Capacity (bit)
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11
1
10
0
0
Secret Bits 110011101001
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Discussions

• Hiding Capacity 1.5 Bytes
• Size of Context 205 Bytes
• Limitation carrier texts should be 250 times
  longer than the hidden information

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Conclusions

• Reversible
• Relative Synonyms Verification
• (to have consistent context meaning)