public-key

  1. How safe is end to end encryption?

  2. Elligator based on TweetNaCl

  3. Crypto-Cannibal-Survivor, Share keys with respect to privacy

  4. Basic questions on how asymmetric keys "interact"

  5. What is the main difference between Anonymous HIBE and Anonymous Predicate Encryption?

  6. Can we still verify a RSA signature if the modulus changed

  7. Most Compact Secure Post-Quantum Signatures and Public Keys?
  8. Who's talking to who encryption - does this concept work?
  9. Signature for Identity Verificaton on "offline" P2P network

  10. How to find the inverse of f(x) in the NTRU key generation?
  11. What are the Evaluation Meassures of Public key cryptography algorithm

  12. Alternatives to Diffie Hellman and other Public Key Exchange schemes

  13. Multiple private keys in .key file
  14. What does encryption with RSA public key provide?

  15. Digital Signature Algorithm signature creation?
  16. I have created an algorithm that should allow two untrusted parties to securely shuffle a deck of cards. Does this algorithm work, and is it secure?

  17. EC point addition - Wrong or right answer?

  18. How does ECDHE_RSA key exchange mechanism work?

  19. Elliptic-curve Diffie-Hellman [Example]

  20. Are there predictable, yet secure hashes?
  21. When is public-key crypto used / when is symmetric crypto used?
  22. Is this ECC based messaging method secure?
  23. Is this or similar problem is solved

  24. Is it Possible to Generate a Duplicate DH Session Key from 2 Pairs of DH Keys?
  25. How can I prove CPA secure by using a new scheme gen,enc,dec from GEN,ENC,DEC?
  26. Elliptic curve point addition clarification
  27. Distributed key generation + signature scheme?

  28. How to encrypt a message such when a certain condition is met it can be decrypted?
  29. Is libsodium's `box` construct secure without additional manual padding of the plaintext before encryption?
  30. Has any alternative to RSA and Discrete Logarithm been standardized for deployment?

  31. How did someone discover N, order of G for SECP256k1?

  32. Proof of encrypted content

  33. Is it safe to derive secret from alice's private key and alice's public key?

  34. Transferable ownership certificate

  35. Sign a plaintext accepted by a secure function without revealing private key
  36. Zero knowledge proof for Paillier addition under multiple keys

  37. Can the precompiles in Ethereum Byzantium for pairings be used for implementation of BLS verification?
  38. (Impossibility of?) Associative Pseudorandom Permutation

  39. If an encryption scheme is IND-CPA, can we construct an anonymous PKE?

  40. Why should the factors $p,q$ of $n$ be half the bit length of $n$ in RSA?

  41. Ring Signature Verification

  42. Different ways for modular exponentiation $A^E$ with negative A's
  43. ElGamal encryption and signature using same keys
  44. Asymmetric key derivation – Who derives the new pub key can't know the new private key?

  45. Is there a pen-and-paper way to securely share a secret via public key encryption?

  46. Diffie-Hellman (Public Key exchange)
  47. The relationship between a private and public key?
  48. Time for digitally signing small data packet
  49. How does authentication work for SSH login with a public key?
  50. Symmetric (in the execution of the protocol by the two parties) version of the Station-To-Station protocol?

  51. Why do $p$ and $q$ have to be different in RSA?

  52. why doesn't quadratic residue attack work with Elgamal encryption with decisional diffie Hellman assumption?
  53. Can deterministic ECDSA be protected against fault attacks?
  54. Rivest's ring signatures with hashes instead of symmetric encryption

  55. persisting sensitive binary data encrypted (+integrity)

  56. Storing Public Key Certificates in AD
  57. Is it possible to generate random bits to be imported as a private key and then deducing his public key?
  58. Is there any knapsack-based cryptosystem that has not yet been broken?
  59. Indistinguishability versus semantic security?
  60. Possible Digital Signature Hack?
  61. Best way to go about understanding proofs and cryptography in general?

  62. Public key encryption schemes and security of an uncommon use

  63. What's wrong with this construction? ECDHE+AES

  64. Public key cryptosystem with derived keys

  65. RSA output issue
  66. Ring Signature - paper/code difference in trying to solve inverse trap door function?
  67. Is there an encryption algorithm with a key that can only be used to decrypt?

  68. Verbatim of early work on public-key cryptography?
  69. Where and how to store private keys in web applications for private messaging with web browsers

  70. How can quantum one way functions be verified (public key) while not being reversible?

  71. Relation between Key-exchange and Public-Key encryption schemes

  72. How exactly are public and private keys used to encrypt and the decrypt data?
  73. Integrity of standalone public keys vs digital certificates during DH

  74. Changing the public key in an MD5 certificate
  75. What exactly is a digital signature?

  76. Public key cryptography instead of passwords for web authentication

  77. How exactly does certificate based authentication work?
  78. What does the "Type 1 query" model on Miles, Sahai, and Zhandry's paper?
  79. SHA2 Certificate generating (create Signed Certificate)

  80. How can we prove that the scrambled G matrix in McEliece cryptosystem preserves the minimum distance properties of G matrix?
  81. Is it safe to include the public certificate in xml digital signatures?
  82. Beginners question about revealing randomness in probabilistic asymmetric encryption

  83. What is the Discrete Logarithm Problem in (Z/Zp) in the DSA?

  84. What is the difference between encrypting and signing in ECC asymmetric algorithm?
  85. Why do public keys for RSASSA-PKCS1-v1_5 follow a normal distribution?
  86. Why is elliptic curve cryptography not widely used, compared to RSA?

  87. Are there any tunably-weak public key systems?
  88. Understanding ransomware – What makes plain-text-attacks or brute-forcing so hard?

  89. Multiple public key encryption
  90. Can two different CA's/End Entities in different PKI's have the same asymmetric key pair?
  91. What does the $\|$ operation mean in cryptographic notation?

  92. Is it possible to ensure security with zero pre-shared information?
  93. Matrix Trapdoor AB+BA
  94. Multi party anonymous key distribution
  95. How big an RSA key is considered secure today?

  96. NTRU key size (confused)
  97. Is sharing the modulus for multiple RSA key pairs secure?

  98. Why is Symmetric encryption classed as Private Key?

  99. Shor's algorithm for elliptic curve discrete logarithm problem

  100. Bilinear Form: Weil pairing