User Maarten Bodewes

0 votes

Decently safe amount of AES key derivation?

answered Dec 4, 2019 at 19:11

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Generating an IV from a constant seed and predictable salt larger than the value space of the IV

answered May 5 at 0:05

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Accepted

Understanding symmetric encryption security in relation to password-based key derivation

answered Feb 13 at 0:37

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Accepted

best HMACSHA signed JWT secret length

answered Mar 10 at 3:50

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Are there any papers talking about generating the pairs used in differential cryptanalysis or impossible differential Cryptanlysis?

answered Mar 12 at 1:16

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Is there a strong cryptographic reason for GCM's 2^39 - 256 bit limit, why Not 2^39

answered Nov 22 at 21:19

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Is it safe to derive a Falcon512 key pair from a XOF output?

answered Nov 26 at 4:18

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Does sending encrypted hash inside message compromise security

answered Oct 14 at 19:22

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Group secret agreement for clients do not have connection to each other

answered Sep 24 at 10:38

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Accepted

Long Random Key and XOR - How Secure?

answered Aug 8 at 14:51

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Accepted

"Supported groups" in RFC 8446 (TLS 1.3)

answered May 9 at 18:24

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What happens if a padding sequence is encountered at the end of input for SHA-256?

answered May 11 at 12:43

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Parallel file encryption and authentication for large files

answered Apr 21, 2016 at 22:00

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Stripping off message authentication or signature

answered Apr 16, 2016 at 9:53

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Key management and derivation - Allow changing of the passphrase

answered Apr 25, 2016 at 18:15

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Playfair Cipher Confusion with one column encryption

answered Mar 16, 2016 at 1:37

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The solution of insert MAC in a ciphertext without Authenticated Encryption supported

answered Mar 23, 2016 at 16:20

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Usage of 3DES for single block

answered Feb 19, 2016 at 11:33

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Considerations on using a single long-term key for file encryption

answered Feb 20, 2016 at 23:33

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Advantage of existing Cryptosystems

answered Dec 5, 2020 at 13:25

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What is keyId in Signal Protocol JavaScript library?

answered Jul 27, 2020 at 20:11

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Does HMAC support or guarantee confidentiality?

answered Oct 8, 2020 at 7:50

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Key Encryption: Does it need to be Authenticated?

answered Jul 1, 2021 at 7:36

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Does key sizes specified in ASD Approved Cryptographic Algorithms impact operational performance?

answered Jun 29, 2021 at 12:39

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How can I get issuerNameHash and issuerKeyHash from PEM or DER certificates?

answered Jan 20, 2021 at 19:03

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Accepted

Depth of the SHA-256 collision search knowing partial input and final hashes

answered Apr 6, 2021 at 20:24

-1 votes

Why is Bcrypt called a Key Derivation Function?

answered May 24, 2015 at 13:40

-1 votes

Is it cryptographically insecure to use fixed-length AES-GCM messages?

answered May 4, 2021 at 20:12

-1 votes

Does decryption with a wrong key creates a new encryption?

answered Dec 1, 2020 at 21:53

Stack Exchange Network

1,949 Answers

Decently safe amount of AES key derivation?

Generating an IV from a constant seed and predictable salt larger than the value space of the IV

Understanding symmetric encryption security in relation to password-based key derivation

best HMACSHA signed JWT secret length

Are there any papers talking about generating the pairs used in differential cryptanalysis or impossible differential Cryptanlysis?

Is there a strong cryptographic reason for GCM's 2^39 - 256 bit limit, why Not 2^39

Is it safe to derive a Falcon512 key pair from a XOF output?

Does sending encrypted hash inside message compromise security

Group secret agreement for clients do not have connection to each other

Long Random Key and XOR - How Secure?

"Supported groups" in RFC 8446 (TLS 1.3)

What happens if a padding sequence is encountered at the end of input for SHA-256?

Parallel file encryption and authentication for large files

Stripping off message authentication or signature

Key management and derivation - Allow changing of the passphrase

Playfair Cipher Confusion with one column encryption

The solution of insert MAC in a ciphertext without Authenticated Encryption supported

Usage of 3DES for single block

Considerations on using a single long-term key for file encryption

Advantage of existing Cryptosystems

What is keyId in Signal Protocol JavaScript library?

Does HMAC support or guarantee confidentiality?

Key Encryption: Does it need to be Authenticated?

Does key sizes specified in ASD Approved Cryptographic Algorithms impact operational performance?

How can I get issuerNameHash and issuerKeyHash from PEM or DER certificates?

Depth of the SHA-256 collision search knowing partial input and final hashes

Why is Bcrypt called a Key Derivation Function?

Is it cryptographically insecure to use fixed-length AES-GCM messages?

Does decryption with a wrong key creates a new encryption?