paper "Chaffing and Winnowing: Confidentiality without Encryption"
E487735
"Chaffing and Winnowing: Confidentiality without Encryption" is a paper by Ronald L. Rivest that proposes a method for achieving data confidentiality without using traditional encryption, instead relying on message authentication codes and the separation of valid and invalid data.
All labels observed (1)
| Label | Occurrences |
|---|---|
| paper "Chaffing and Winnowing: Confidentiality without Encryption" canonical | 1 |
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
academic paper
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cryptography paper ⓘ |
| addresses | data confidentiality ⓘ |
| argues |
MACs can be used to hide information content
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regulating encryption does not prevent confidentiality ⓘ |
| assumes | sender and receiver share a secret MAC key ⓘ |
| author | Ronald L. Rivest NERFINISHED ⓘ |
| basedOn | MAC tags attached to message blocks ⓘ |
| category | applied cryptography literature ⓘ |
| contributesTo | discussion of alternatives to traditional encryption ⓘ |
| criticizes | legal restrictions on encryption ⓘ |
| demonstrates |
confidentiality can be achieved without encryption algorithms
ⓘ
separation of authenticity and confidentiality ⓘ |
| distinguishes | authentic packets from bogus packets ⓘ |
| field |
cryptography
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information security ⓘ |
| goal | evade legal restrictions on encryption while preserving confidentiality ⓘ |
| hasAbbreviation | Chaffing and Winnowing NERFINISHED ⓘ |
| hasTitle | Chaffing and Winnowing: Confidentiality without Encryption NERFINISHED ⓘ |
| illustratesWith | analogy to separating wheat from chaff ⓘ |
| influencedBy | contemporary U.S. cryptography export laws ⓘ |
| introducesConcept |
chaffing
ⓘ
winnowing ⓘ |
| language | English ⓘ |
| motivatedBy | export controls on encryption ⓘ |
| property | third parties cannot distinguish real data from chaff without the MAC key ⓘ |
| proposes |
adding bogus packets with invalid MACs as chaff
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method for achieving data confidentiality without encryption ⓘ receiver discards packets with invalid MACs ⓘ |
| publicationType | technical report ⓘ |
| relatedTo |
Clipper chip debate
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data privacy without encryption ⓘ encryption policy debates ⓘ key escrow controversy ⓘ message authentication ⓘ steganographic techniques ⓘ |
| reliesOn | separation of valid and invalid data ⓘ |
| securityAssumption | MAC is unforgeable without the secret key ⓘ |
| securityMechanism | message authentication code ⓘ |
| securityProperty | confidentiality ⓘ |
| techniqueType | non-encryption confidentiality technique ⓘ |
| topic |
confidential communication
ⓘ
exportable security mechanisms ⓘ |
| uses |
message authentication codes
ⓘ
shared secret key for MAC computation ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
Chaffing and winnowing
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publishedIn
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paper "Chaffing and Winnowing: Confidentiality without Encryption"
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