Cipher
From Dontopedia, the open, paraconsistent wiki. (Last updated 2026-06-11.)
Cipher has 100 facts recorded in Dontopedia across 33 references, with 12 live disagreements.
Mostly:instantiated with(42), constructor argument(6), creates(4)
Maturity scale
raw canonical shape-checked rule-derived certifiedInstantiated Within disputeinstantiatedWith
- Aes[21]all time · 460f970b E5a9 4221 A69b 6362a6c74450
- Aes Algorithm[22]sourceall time · 04d10d5e F403 42f9 Bb79 B20332c07ec7
- Aes Algorithm[23]sourceall time · A0acc7da 9281 49d2 9d61 1dff4dbd521c
- Aes Algorithm[3]sourceall time · Bd153859 00b6 4ef0 B7e7 265cdeb8b67b
- Algorithms.aes[24]sourceall time · Da859346 1427 4bfe B9a2 66bf12268d23
- Algorithms.aes[5]all time · B38f23a2 6377 485e 9852 D583bcfdbfe8
- Algorithms.aes[14]sourceall time · 5b1512d8 0591 4dc3 B2ed 9f55d847bf34
- Algorithms.aes[9]sourceall time · 6aa1b8e7 A4ef 4761 944e 6088482ae6a5
- Algorithms.aes[21]all time · 460f970b E5a9 4221 A69b 6362a6c74450
- Algorithms.aes[18]sourceall time · 901c90f7 6b68 4e8f Bbc8 2d84f939b1f4
Constructorin disputeconstructor
Has Methodin disputehasMethod
Constructor Argumentin disputeconstructorArgument
- backend.default_backend()[5]all time · B38f23a2 6377 485e 9852 D583bcfdbfe8
- modes.CBC(iv)[5]all time · B38f23a2 6377 485e 9852 D583bcfdbfe8
- algorithms.AES(key)[5]all time · B38f23a2 6377 485e 9852 D583bcfdbfe8
- backend=default_backend()[6]all time · 7e19863a D1fd 4ecb 8689 Dbf30a8549f1
- algorithms.AES(key)[6]all time · 7e19863a D1fd 4ecb 8689 Dbf30a8549f1
- modes.CBC(iv)[6]all time · 7e19863a D1fd 4ecb 8689 Dbf30a8549f1
Instantiated byin disputeinstantiatedBy
- Cipher[20]sourceall time · 2483192e 5cd7 4a9a 975c 0bf2844cc7c3
- Decrypt Data[5]all time · B38f23a2 6377 485e 9852 D583bcfdbfe8
- Encrypt Data[5]all time · B38f23a2 6377 485e 9852 D583bcfdbfe8
Instantiationin disputeinstantiation
- Cipher Call[21]all time · 460f970b E5a9 4221 A69b 6362a6c74450
- algorithms.AES(key), modes.CBC(iv), backend=default_backend()[29]all time · 2249fd17 19ba 42bc A76d B2263fd55640
Instantiatesin disputeinstantiates
- Aes Cipher[18]all time · 901c90f7 6b68 4e8f Bbc8 2d84f939b1f4
- Cipher Variable[28]all time · 614e249a 23d7 4d89 8879 73fd8d419e05
Createsin disputecreates
Parametersin disputeparameters
Methodin disputemethod
Method Callin disputemethodCall
Instantiatein disputeinstantiate
Inbound mentions (87)
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.
rdf:typeRdf:type(11)
- Aes Cbc Cipher
ex:AES-CBC-cipher - Cipher
ex:cipher - Cipher
ex:cipher - Cipher
ex:cipher - Cipher
ex:cipher - Cipher Object
ex:cipher-object - Cipher Object
ex:cipher-object - Cipher Object
ex:cipher-object - Cipher Object
ex:cipher_object - Cipher Object
ex:Cipher-object - Cipher Suite
ex:cipher-suite
importsImports(9)
- Ciphers Import
ex:ciphers-import - Cryptography Hazmat Primitives Ciphers
ex:cryptography-hazmat-primitives-ciphers - Cryptography.hazmat.primitives.ciphers
ex:cryptography.hazmat.primitives.ciphers - Decrypt Data
ex:decrypt_data - Encrypt Data
ex:encrypt_data - Encrypt Data
ex:encrypt_data - Encryption Code
ex:encryption-code - Import Statements
ex:import-statements - Python Script
ex:python-script
usesUses(8)
- Decrypt Data
ex:decrypt_data - Decrypt Data
ex:decrypt_data - Decrypt Data
ex:decrypt_data - Encrypt Data
ex:encrypt_data - Encrypt Data
ex:encrypt_data - Encrypt Data
ex:encrypt_data - Encrypt Data
ex:encrypt_data - Encrypt Logs
ex:encrypt_logs
callsCalls(7)
- Decrypt Data
decrypt_data - Encrypt Data
encrypt_data - Decrypt Data
ex:decrypt_data - Decrypt Data
ex:decrypt_data - Decrypt Data
ex:decrypt_data - Encrypt Data
ex:encrypt_data - Encrypt Data
ex:encrypt_data
usedInUsed in(5)
- Aes
ex:AES - Algorithms.aes
ex:algorithms.AES - Cbc
ex:CBC - Default Backend
ex:default-backend - Modes.cbc
ex:modes.CBC
createdByCreated by(4)
providesProvides(4)
- Cryptography
ex:cryptography - Cryptography Library
ex:cryptography_library - Cryptography Library
ex:cryptography_library - Cryptography Library
ex:cryptography_library
usedByUsed by(4)
- Algorithms.aes
ex:algorithms.AES - Backend
ex:backend - Key
ex:key - Modes.cbc
ex:modes.CBC
containsContains(3)
- Cryptography Ciphers
ex:cryptography_ciphers - Cryptography.hazmat.primitives.ciphers
ex:cryptography.hazmat.primitives.ciphers - Cryptography.hazmat.primitives.ciphers
ex:cryptography.hazmat.primitives.ciphers
methodOfMethod of(3)
- Create Decryptor
ex:create_decryptor - Decryptor
ex:decryptor - Encryptor
ex:encryptor
usesClassUses Class(3)
- Cipher Creation
ex:Cipher-creation - Encrypt Data
ex:encrypt_data - Step 3 Encrypt Data
ex:step-3-encrypt-data
includesIncludes(2)
- Cryptography Imports
ex:cryptography_imports - Required Modules
ex:required-modules
requiresImportRequires Import(2)
- Decrypt Data
ex:decrypt_data - Encrypt Data
ex:encrypt_data
calledByCalled by(1)
- Default Backend
ex:default_backend
callsCipherCalls Cipher(1)
- Decrypt File
ex:decrypt_file
callsMethodOnCalls Method on(1)
- Encryptor Creation
ex:encryptor-creation
containsClassContains Class(1)
- Cryptography Hazmat Primitives Ciphers
ex:cryptography-hazmat-primitives-ciphers
containsEntityContains Entity(1)
- Cryptography.hazmat.primitives.ciphers
ex:cryptography.hazmat.primitives.ciphers
containsFunctionContains Function(1)
- Updated Code
ex:updated-code
createdFromCreated From(1)
- Encryptor
ex:encryptor
createdWithCreated With(1)
- Cipher
ex:cipher
dependencyDependency(1)
- Encrypt Data
ex:encrypt_data
generatedByGenerated by(1)
- Decryptor
ex:decryptor
impliesImportImplies Import(1)
- Source Code
ex:source_code
importedClassesImported Classes(1)
- Cryptography Hazmat Primitives Ciphers
ex:cryptography-hazmat-primitives-ciphers
importsClassImports Class(1)
- Turn 1281
ex:turn-1281
importsEntitiesImports Entities(1)
- Cipher Algorithms Modes From Cryptography Hazmat Primitives Ciphers
ex:Cipher-algorithms-modes-from-cryptography-hazmat-primitives-ciphers
importsSpecificEntityImports Specific Entity(1)
- Python Code Example
ex:python-code-example
importsSymbolImports Symbol(1)
- Cipher Import
ex:cipher-import
includesDataEncryptionIncludes Data Encryption(1)
- Client Side Encryption Workflow
ex:ClientSideEncryptionWorkflow
isInstanceOfIs Instance of(1)
- Encryptor
ex:encryptor
parameterToParameter to(1)
- Backend
ex:backend
passedToPassed to(1)
- Backend
ex:backend
Other facts (26)
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.
| Predicate | Value | Ref |
|---|---|---|
| Creates Encryptor | Encryptor | [3] |
| Creates Encryptor | Encryptor | [10] |
| Imported From | Cryptography.hazmat.primitives.ciphers | [16] |
| Imported From | Cryptography.hazmat.primitives.ciphers | [17] |
| Class of | Cipher | [2] |
| From Library | cryptography | [12] |
| Has Backend Parameter | true | [7] |
| Constructor for | cipher_instance | [7] |
| Decryptor | Decryptor | [11] |
| Created With | Default Backend | [8] |
| Parameter Iv | Iv | [8] |
| Imports From | cryptography.hazmat.primitives.ciphers | [18] |
| Class | true | [1] |
| Is Submodule of | Cryptography.hazmat.primitives.ciphers | [32] |
| Instance of | Crypto Object | [19] |
| Is Class From | Cryptography Library | [30] |
| Constructor Call | Cipher() | [6] |
| Has Mode | Cbc | [9] |
| Has Algorithm | Aes | [9] |
| Instantiation Parameters | Aes Key Cbc Mode Backend | [3] |
| Configured With Mode | Cbc Mode | [3] |
| Has Backend | Default Backend | [13] |
| Is a | Cipher Object | [13] |
| Purpose | Data Encryption | [20] |
| Is From Library | Cryptography | [31] |
| Module | Cryptography | [33] |
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.
References (33)
- custom
ctx:claims/beam/909e69ff-874d-482b-a44e-3121e0eae4bd - custom
ctx:claims/beam/fcb9de35-4f30-4aa1-ac33-10f1741f5be3 - custom
ctx:claims/beam/bd153859-00b6-4ef0-b7e7-265cdeb8b67b- full textbeam-chunktext/plain1 KB
doc:beam/bd153859-00b6-4ef0-b7e7-265cdeb8b67bShow excerpt
from cryptography.hazmat.primitives.kdf.pbkdf2 import PBKDF2HMAC from cryptography.hazmat.primitives import hashes from cryptography.hazmat.backends import default_backend from cryptography.hazmat.primitives import padding import base64 imp…
- custom
ctx:claims/beam/9350be2f-f1ef-46a5-92cd-6da8eaf17654- full textbeam-chunktext/plain1 KB
doc:beam/9350be2f-f1ef-46a5-92cd-6da8eaf17654Show excerpt
padded_data = padder.update(data) + padder.finalize() # Encrypt the padded data encrypted_data = encryptor.update(padded_data) + encryptor.finalize() # Return the encrypted data along with the key and IV return base64.…
- custom
ctx:claims/beam/b38f23a2-6377-485e-9852-d583bcfdbfe8 - custom
ctx:claims/beam/7e19863a-d1fd-4ecb-8689-dbf30a8549f1 - custom
ctx:claims/beam/cd6ee92a-5437-4fd1-b8ef-0c0c8548d120- full textbeam-chunktext/plain1 KB
doc:beam/cd6ee92a-5437-4fd1-b8ef-0c0c8548d120Show excerpt
Here's an updated version of your code with proper handling of padding and IV: ```python import os from cryptography.hazmat.primitives import padding from cryptography.hazmat.primitives.ciphers import Cipher, algorithms, modes from cryptog…
- custom
ctx:claims/beam/acc7737b-32aa-4380-a1ea-b92bfd58d6ab- full textbeam-chunktext/plain1 KB
doc:beam/acc7737b-32aa-4380-a1ea-b92bfd58d6abShow excerpt
- **Profiling**: Profile your encryption and decryption processes to identify bottlenecks and optimize performance. - **Caching**: Use caching mechanisms to store frequently accessed encrypted files in memory. ### Example Implementation H…
- custom
ctx:claims/beam/6aa1b8e7-a4ef-4761-944e-6088482ae6a5- full textbeam-chunktext/plain1 KB
doc:beam/6aa1b8e7-a4ef-4761-944e-6088482ae6a5Show excerpt
encrypted_data = encryptor.update(padded_data) + encryptor.finalize() return encrypted_data # Function to decrypt data def decrypt_data(encrypted_data, key, iv): cipher = Cipher(algorithms.AES(key), modes.CBC(iv), backend=defau…
- custom
ctx:claims/beam/7467740f-9800-476d-a2d7-0838e3b0d3bf- full textbeam-chunktext/plain1 KB
doc:beam/7467740f-9800-476d-a2d7-0838e3b0d3bfShow excerpt
1. **Key Length**: AES-256 requires a 256-bit (32-byte) key, but your current key is only 16 bytes long. You need to generate a 32-byte key. 2. **Padding**: Your current implementation uses PKCS7 padding, which is correct, but make sure the…
- custom
ctx:claims/beam/f66c278b-dea4-4ee4-9136-31dd7dcd1c05 - custom
ctx:claims/beam/f3f1ca62-5cb6-4c9f-8c31-5300bb83585e- full textbeam-chunktext/plain1 KB
doc:beam/f3f1ca62-5cb6-4c9f-8c31-5300bb83585eShow excerpt
cipher = Cipher(algorithms.AES(key), modes.CBC(iv), backend=default_backend()) encryptor = cipher.encryptor() padder = padding.PKCS7(algorithms.AES.block_size).padder() padded_data = padder.update(data) + padder.finalize() …
- custom
ctx:claims/beam/bd0cba3e-0581-4a9d-beed-2848cbb8aab9 - custom
ctx:claims/beam/5b1512d8-0591-4dc3-b2ed-9f55d847bf34- full textbeam-chunktext/plain1 KB
doc:beam/5b1512d8-0591-4dc3-b2ed-9f55d847bf34Show 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…
- custom
ctx:claims/beam/22bf3452-3cf2-4775-869b-61a865a7f8a9- full textbeam-chunktext/plain1 KB
doc:beam/22bf3452-3cf2-4775-869b-61a865a7f8a9Show 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…
- custom
ctx:claims/beam/bcc993b1-f893-4a68-ab42-c5c125defe57 ctx:claims/beam/c0bb5777-1dfd-4fdc-914c-30464b70608dctx:claims/beam/901c90f7-6b68-4e8f-bbc8-2d84f939b1f4ctx:claims/beam/83f71c9b-2bad-45ae-8966-545aaba0b555ctx:claims/beam/2483192e-5cd7-4a9a-975c-0bf2844cc7c3ctx:claims/beam/460f970b-e5a9-4221-a69b-6362a6c74450ctx:claims/beam/04d10d5e-f403-42f9-bb79-b20332c07ec7ctx:claims/beam/a0acc7da-9281-49d2-9d61-1dff4dbd521cctx:claims/beam/da859346-1427-4bfe-b9a2-66bf12268d23ctx:claims/beam/089ebd9c-443e-4314-9dec-d6476e15f7f3ctx:claims/beam/be306299-2e0b-47ac-ba14-47feeba636a7ctx:claims/beam/e53ac989-c20d-43a1-bce5-5e5f0c7dfa72ctx:claims/beam/614e249a-23d7-4d89-8879-73fd8d419e05ctx:claims/beam/2249fd17-19ba-42bc-a76d-b2263fd55640ctx:claims/beam/971e1e14-3823-47e1-b732-7096f5775585ctx:claims/beam/74c665b8-038c-4a98-ac1f-e97fc58474dcctx:claims/beam/5bcd6fc3-c2b0-4773-b9fd-d4ef36b06677ctx:claims/beam/0551b16c-ce6f-4ca1-887e-75101f9635fc
See also
- Cipher
- Cbc Mode
- Default Backend
- Decryptor
- Encryptor
- Aes
- Cbc
- Cryptography.hazmat.primitives.ciphers
- Crypto Object
- Decrypt Data
- Encrypt Data
- Aes Algorithm
- Aes Algorithm
- Algorithms.aes
- Backend
- Backend.default Backend
- Cbc Mode
- Default Backend
- Iv
- Key
- Modes.cbc
- Aes Cipher
- Cipher Variable
- Cipher Call
- Aes Key Cbc Mode Backend
- Cipher Object
- Cryptography Library
- Cryptography
- Data Encryption
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