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Unpadder

From Dontopedia, the open, paraconsistent wiki. (Last updated 2026-06-10.)

Unpadder has 72 facts recorded in Dontopedia across 19 references, with 12 live disagreements.

72 facts·26 predicates·19 sources·12 in dispute

Mostly:rdf:type(18), rdfs:label(8), created by(6)

Maturity scale raw canonical shape-checked rule-derived certified

Rdf:typein disputerdf:type

Rdfs:labelin disputerdfs:label

  • unpadder[3]all time · 5b1512d8 0591 4dc3 B2ed 9f55d847bf34
  • unpadder[16]sourceall time · Da893bb8 3e00 4088 Aaf2 Ff0865609118
  • unpadder[2]all time · 460f970b E5a9 4221 A69b 6362a6c74450
  • unpadder[4]sourceall time · 4071f8b8 E9a1 4742 99e5 Cb742179315b
  • unpadder[12]all time · B38f23a2 6377 485e 9852 D583bcfdbfe8
  • PKCS7 Unpadder[1]all time · 921bed86 C89e 48fd 920f 9216230255eb
  • unpadder[5]all time · 0551b16c Ce6f 4ca1 887e 75101f9635fc
  • unpadder[7]sourceall time · 089ebd9c 443e 4314 9dec D6476e15f7f3

Created byin disputecreatedBy

Callsin disputecalls

Instance ofin disputeinstanceOf

  • Padding.pkcs7[12]all time · B38f23a2 6377 485e 9852 D583bcfdbfe8
  • Pkcs7 Unpadder[14]sourceall time · 31e16498 1514 4afe Afc3 577c6632a1cc
  • PKCS7_unpadder[15]all time · 7e19863a D1fd 4ecb 8689 Dbf30a8549f1

Created Fromin disputecreatedFrom

  • Pkcs7[3]sourceall time · 5b1512d8 0591 4dc3 B2ed 9f55d847bf34
  • padding.PKCS7(128)[6]sourceall time · Be306299 2e0b 47ac Ba14 47feeba636a7

Has Methodin disputehasMethod

  • Finalize[2]all time · 460f970b E5a9 4221 A69b 6362a6c74450
  • Update[2]all time · 460f970b E5a9 4221 A69b 6362a6c74450
  • finalize[13]sourceall time · 22bf3452 3cf2 4775 869b 61a865a7f8a9
  • update[13]sourceall time · 22bf3452 3cf2 4775 869b 61a865a7f8a9

Performsin disputeperforms

Method Callin disputemethodCall

  • finalize()[12]all time · B38f23a2 6377 485e 9852 D583bcfdbfe8
  • update(decrypted_padded_data)[12]all time · B38f23a2 6377 485e 9852 D583bcfdbfe8

Methodin disputemethod

  • Finalize[12]all time · B38f23a2 6377 485e 9852 D583bcfdbfe8
  • Update[12]all time · B38f23a2 6377 485e 9852 D583bcfdbfe8

Method Calledin disputemethodCalled

  • finalize[6]sourceall time · Be306299 2e0b 47ac Ba14 47feeba636a7
  • update[6]sourceall time · Be306299 2e0b 47ac Ba14 47feeba636a7

Uses Block Sizein disputeusesBlockSize

  • 128 bits[17]all time · 2c00aeef Befc 4dc9 94a3 0004e4ee2ad0
  • 128[17]all time · 2c00aeef Befc 4dc9 94a3 0004e4ee2ad0

Inbound mentions (19)

Other subjects in dontopedia point AT this entity as a value. These are inverse relationships — e.g. "X motherOf this subject" — and answer questions the forward facts can't. Grouped by predicate.

appliedToApplied to(2)

callsCalls(2)

usedByUsed by(2)

assignedFromAssigned From(1)

complementaryToComplementary to(1)

createsCreates(1)

dependsOnDepends on(1)

hasMethodHas Method(1)

instantiateInstantiate(1)

inverseOfInverse of(1)

methodMethod(1)

producedByProduced by(1)

producesProduces(1)

providesProvides(1)

unpadderUnpadder(1)

usesUses(1)

Other facts (15)

The long tail: predicates that appear too rarely to warrant their own section. Filter or scroll to find a specific one. Each row links to its source.

15 facts
PredicateValueRef
Operates onDecrypted Padded Data[9]
Operates onDecrypted Padded Data[1]
ProducesDecrypted Data[4]
UpdatesDecrypted Data[4]
Has Block Size128[12]
Called byDecrypt Data[2]
Is Created FromPadding Pkcs7[16]
Inverse ofPadder[14]
CreatesUnpadder Object[10]
Complementary toPadder[6]
Uses Padding SchemePKCS7[17]
Is Type ofPKCS7 unpadder[17]
Creationpadding.PKCS7(128).unpadder()[11]
Uses Update Finalize Patterntrue[5]
Block Size128[1]

Timeline

Timeline axis is valid_time — when each source says the fact was true in the world, not when Dontopedia learned about it. Retracted rows are kept for provenance; coloured stripes indicate the context kind.

blockSizebeam/921bed86-c89e-48fd-920f-9216230255eb
128
calledBybeam/460f970b-e5a9-4221-a69b-6362a6c74450
ex:decrypt_data
callsbeam/5b1512d8-0591-4dc3-b2ed-9f55d847bf34
ex:finalize
callsbeam/4071f8b8-e9a1-4742-99e5-cb742179315b
ex:finalize-operation
callsbeam/0551b16c-ce6f-4ca1-887e-75101f9635fc
ex:unpadder.finalize
callsbeam/0551b16c-ce6f-4ca1-887e-75101f9635fc
ex:unpadder.update
callsbeam/5b1512d8-0591-4dc3-b2ed-9f55d847bf34
ex:update
callsbeam/4071f8b8-e9a1-4742-99e5-cb742179315b
ex:update-operation
complementaryTobeam/be306299-2e0b-47ac-ba14-47feeba636a7
ex:padder
createdBybeam/460f970b-e5a9-4221-a69b-6362a6c74450
ex:padding.PKCS7.unpadder
createdBybeam/089ebd9c-443e-4314-9dec-d6476e15f7f3
ex:PKCS7
createdBybeam/f66c278b-dea4-4ee4-9136-31dd7dcd1c05
ex:PKCS7
createdBybeam/4071f8b8-e9a1-4742-99e5-cb742179315b
ex:pkcs7-padding
createdBybeam/f66c278b-dea4-4ee4-9136-31dd7dcd1c05
ex:PKCS7.unpadder
createdBybeam/901c90f7-6b68-4e8f-bbc8-2d84f939b1f4
ex:PKCS7.unpadder
createdFrombeam/5b1512d8-0591-4dc3-b2ed-9f55d847bf34
ex:PKCS7
createdFrombeam/be306299-2e0b-47ac-ba14-47feeba636a7
padding.PKCS7(128)
createsbeam/909e69ff-874d-482b-a44e-3121e0eae4bd
ex:unpadder-object
creationbeam/2249fd17-19ba-42bc-a76d-b2263fd55640
padding.PKCS7(128).unpadder()
hasBlockSizebeam/b38f23a2-6377-485e-9852-d583bcfdbfe8
128
hasMethodbeam/460f970b-e5a9-4221-a69b-6362a6c74450
ex:finalize
hasMethodbeam/460f970b-e5a9-4221-a69b-6362a6c74450
ex:update
hasMethodbeam/22bf3452-3cf2-4775-869b-61a865a7f8a9
finalize
hasMethodbeam/22bf3452-3cf2-4775-869b-61a865a7f8a9
update
instanceOfbeam/b38f23a2-6377-485e-9852-d583bcfdbfe8
ex:padding.PKCS7
instanceOfbeam/31e16498-1514-4afe-afc3-577c6632a1cc
ex:PKCS7Unpadder
instanceOfbeam/7e19863a-d1fd-4ecb-8689-dbf30a8549f1
PKCS7_unpadder
inverseOfbeam/31e16498-1514-4afe-afc3-577c6632a1cc
ex:padder
isCreatedFrombeam/da893bb8-3e00-4088-aaf2-ff0865609118
ex:padding-pkcs7
isTypeOfbeam/2c00aeef-befc-4dc9-94a3-0004e4ee2ad0
PKCS7 unpadder
methodbeam/b38f23a2-6377-485e-9852-d583bcfdbfe8
ex:finalize
methodbeam/b38f23a2-6377-485e-9852-d583bcfdbfe8
ex:update
methodCallbeam/b38f23a2-6377-485e-9852-d583bcfdbfe8
finalize()
methodCallbeam/b38f23a2-6377-485e-9852-d583bcfdbfe8
update(decrypted_padded_data)
methodCalledbeam/be306299-2e0b-47ac-ba14-47feeba636a7
finalize
methodCalledbeam/be306299-2e0b-47ac-ba14-47feeba636a7
update
operatesOnbeam/901c90f7-6b68-4e8f-bbc8-2d84f939b1f4
ex:decrypted_padded_data
operatesOnbeam/921bed86-c89e-48fd-920f-9216230255eb
ex:decrypted_padded_data
performsbeam/4071f8b8-e9a1-4742-99e5-cb742179315b
ex:finalize-operation
performsbeam/4071f8b8-e9a1-4742-99e5-cb742179315b
ex:update-operation
producesbeam/4071f8b8-e9a1-4742-99e5-cb742179315b
ex:decrypted-data
labelbeam/5b1512d8-0591-4dc3-b2ed-9f55d847bf34
unpadder
labelbeam/da893bb8-3e00-4088-aaf2-ff0865609118
unpadder
labelbeam/460f970b-e5a9-4221-a69b-6362a6c74450
unpadder
labelbeam/4071f8b8-e9a1-4742-99e5-cb742179315b
unpadder
labelbeam/b38f23a2-6377-485e-9852-d583bcfdbfe8
unpadder
labelbeam/921bed86-c89e-48fd-920f-9216230255eb
PKCS7 Unpadder
labelbeam/0551b16c-ce6f-4ca1-887e-75101f9635fc
unpadder
labelbeam/089ebd9c-443e-4314-9dec-d6476e15f7f3
unpadder
typebeam/901c90f7-6b68-4e8f-bbc8-2d84f939b1f4
ex:DataUnpadder
typebeam/460f970b-e5a9-4221-a69b-6362a6c74450
ex:Object
typebeam/f66c278b-dea4-4ee4-9136-31dd7dcd1c05
ex:Object
typebeam/f3f1ca62-5cb6-4c9f-8c31-5300bb83585e
ex:PKCS7_unpadder
typebeam/b38f23a2-6377-485e-9852-d583bcfdbfe8
ex:PKCS7Unpadder
typebeam/be306299-2e0b-47ac-ba14-47feeba636a7
ex:PKCS7Unpadder
typebeam/921bed86-c89e-48fd-920f-9216230255eb
ex:PKCS7Unpadder
typebeam/089ebd9c-443e-4314-9dec-d6476e15f7f3
ex:Unpadder
typebeam/22bf3452-3cf2-4775-869b-61a865a7f8a9
ex:Unpadder
typebeam/0551b16c-ce6f-4ca1-887e-75101f9635fc
ex:Unpadder
typebeam/5b1512d8-0591-4dc3-b2ed-9f55d847bf34
ex:Unpadder
typebeam/2c00aeef-befc-4dc9-94a3-0004e4ee2ad0
ex:Unpadder
typebeam/ff61541f-b7bf-4bec-a107-9be131cf8cd7
ex:Unpadder
typebeam/da893bb8-3e00-4088-aaf2-ff0865609118
ex:Unpadder
typebeam/4071f8b8-e9a1-4742-99e5-cb742179315b
ex:Unpadder
typebeam/31e16498-1514-4afe-afc3-577c6632a1cc
ex:Unpadder
typebeam/b38f23a2-6377-485e-9852-d583bcfdbfe8
ex:Unpadder
typebeam/2249fd17-19ba-42bc-a76d-b2263fd55640
ex:UnpaddingInstance
updatesbeam/4071f8b8-e9a1-4742-99e5-cb742179315b
ex:decrypted-data
usesBlockSizebeam/2c00aeef-befc-4dc9-94a3-0004e4ee2ad0
128 bits
usesBlockSizebeam/2c00aeef-befc-4dc9-94a3-0004e4ee2ad0
128
usesPaddingSchemebeam/2c00aeef-befc-4dc9-94a3-0004e4ee2ad0
PKCS7
usesUpdateFinalizePatternbeam/0551b16c-ce6f-4ca1-887e-75101f9635fc
true

References (19)

19 references
  1. [1]beam-chunk4 facts
    customctx:claims/beam/921bed86-c89e-48fd-920f-9216230255eb
    • full textbeam-chunk
      text/plain1 KBdoc:beam/921bed86-c89e-48fd-920f-9216230255eb
      Show excerpt
      def encrypt_data(key, data): # Generate a random 128-bit IV. iv = os.urandom(16) # Create a new AES-CBC cipher object. cipher = Cipher(algorithms.AES(key), modes.CBC(iv), backend=default_backend()) encryptor = cipher.en
  2. [2]beam-chunk6 facts
    customctx:claims/beam/460f970b-e5a9-4221-a69b-6362a6c74450
    • full textbeam-chunk
      text/plain1 KBdoc:beam/460f970b-e5a9-4221-a69b-6362a6c74450
      Show excerpt
      return iv + encrypted_data def generate_key(): # Generate a 256-bit (32-byte) key. return os.urandom(32) # Generate a secure key for AES-256 key = generate_key() # Sample data to encrypt data = b'Hello, World!' # Encrypt the
  3. [3]beam-chunk5 facts
    customctx:claims/beam/5b1512d8-0591-4dc3-b2ed-9f55d847bf34
    • full textbeam-chunk
      text/plain1 KBdoc:beam/5b1512d8-0591-4dc3-b2ed-9f55d847bf34
      Show excerpt
      padder = padding.PKCS7(algorithms.AES.block_size).padder() padded_data = padder.update(data.encode()) + padder.finalize() return padded_data def unpad_data(padded_data): """Unpad data after decryption.""" unpadder = pad
  4. [4]beam-chunk9 facts
    customctx:claims/beam/4071f8b8-e9a1-4742-99e5-cb742179315b
    • full textbeam-chunk
      text/plain1 KBdoc:beam/4071f8b8-e9a1-4742-99e5-cb742179315b
      Show excerpt
      cipher = Cipher(algorithms.AES(key), modes.CBC(iv), backend=default_backend()) decryptor = cipher.decryptor() # Decrypt the data. decrypted_padded_data = decryptor.update(encrypted_data) + decryptor.finalize() # Unpad
  5. [5]beam-chunk5 facts
    customctx:claims/beam/0551b16c-ce6f-4ca1-887e-75101f9635fc
    • full textbeam-chunk
      text/plain1 KBdoc:beam/0551b16c-ce6f-4ca1-887e-75101f9635fc
      Show excerpt
      def encrypt_data(key, data): # Generate a random 128-bit IV. iv = os.urandom(16) # Create a new AES-CBC cipher object. cipher = Cipher(algorithms.AES(key), modes.CBC(iv), backend=default_backend()) encryptor = cipher.en
  6. [6]beam-chunk5 facts
    customctx:claims/beam/be306299-2e0b-47ac-ba14-47feeba636a7
    • full textbeam-chunk
      text/plain1 KBdoc:beam/be306299-2e0b-47ac-ba14-47feeba636a7
      Show excerpt
      iv = os.urandom(16) # 128-bit IV # Create a cipher context cipher = Cipher(algorithms.AES(key), modes.CBC(iv), backend=default_backend()) # Pad the data padder = padding.PKCS7(128).padder() padded_data = padde
  7. [7]beam-chunk3 facts
    customctx:claims/beam/089ebd9c-443e-4314-9dec-d6476e15f7f3
    • full textbeam-chunk
      text/plain1 KBdoc:beam/089ebd9c-443e-4314-9dec-d6476e15f7f3
      Show excerpt
      return iv + encrypted_data # Generate a 256-bit (32-byte) key. key = os.urandom(32) # Sample data to encrypt. data = b'This is some secret data' # Encrypt the data. encrypted_data = encrypt_data(key, data) print(f"Encrypted Data: {en
  8. customctx:claims/beam/f66c278b-dea4-4ee4-9136-31dd7dcd1c05
  9. [9]beam-chunk3 facts
    customctx:claims/beam/901c90f7-6b68-4e8f-bbc8-2d84f939b1f4
    • full textbeam-chunk
      text/plain1 KBdoc:beam/901c90f7-6b68-4e8f-bbc8-2d84f939b1f4
      Show excerpt
      ) key = kdf.derive(password) iv = os.urandom(16) # 128 bits return key, iv # Encrypt data def encrypt_data(key: bytes, iv: bytes, data: bytes) -> bytes: cipher = Cipher(algorithms.AES(key), modes.CBC(iv), backend=defau
  10. customctx:claims/beam/909e69ff-874d-482b-a44e-3121e0eae4bd
  11. customctx:claims/beam/2249fd17-19ba-42bc-a76d-b2263fd55640
  12. customctx:claims/beam/b38f23a2-6377-485e-9852-d583bcfdbfe8
  13. [13]beam-chunk3 facts
    customctx:claims/beam/22bf3452-3cf2-4775-869b-61a865a7f8a9
    • full textbeam-chunk
      text/plain1 KBdoc:beam/22bf3452-3cf2-4775-869b-61a865a7f8a9
      Show excerpt
      unpadder = padding.PKCS7(algorithms.AES.block_size).unpadder() data = unpadder.update(padded_data) + unpadder.finalize() return data.decode() def encrypt_data(data, password): """Encrypt data using AES.""" salt = os.ura
  14. [14]beam-chunk3 facts
    customctx:claims/beam/31e16498-1514-4afe-afc3-577c6632a1cc
    • full textbeam-chunk
      text/plain1 KBdoc:beam/31e16498-1514-4afe-afc3-577c6632a1cc
      Show excerpt
      encryptor = cipher.encryptor() # Pad the data to a multiple of the block size. padder = padding.PKCS7(128).padder() padded_data = padder.update(data) + padder.finalize() # Encrypt the data. encrypted_data = encrypt
  15. customctx:claims/beam/7e19863a-d1fd-4ecb-8689-dbf30a8549f1
  16. [16]beam-chunk3 facts
    customctx:claims/beam/da893bb8-3e00-4088-aaf2-ff0865609118
    • full textbeam-chunk
      text/plain1 KBdoc:beam/da893bb8-3e00-4088-aaf2-ff0865609118
      Show excerpt
      cipher = Cipher(algorithms.AES(key), modes.CBC(iv), backend=default_backend()) decryptor = cipher.decryptor() # Decrypt the data. decrypted_padded_data = decryptor.update(encrypted_data) + decryptor.finalize() # Unpad
  17. ctx:claims/beam/2c00aeef-befc-4dc9-94a3-0004e4ee2ad0
  18. ctx:claims/beam/f3f1ca62-5cb6-4c9f-8c31-5300bb83585e
  19. ctx:claims/beam/ff61541f-b7bf-4bec-a107-9be131cf8cd7

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