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  Is it possible for the server to send early data in TLS 1.3?

  VeronikaNguyen asked Jul 4, 2025 in Q&A · Answered

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  What is the difference between QUIC in OpenSSL3.5 and quictls repos

  Yogaraj-Alamenda asked Jul 25, 2025 in Q&A · Answered

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Discussions

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  Need help in renaming fips.dll when openssl is bundled statically in application dll, getting error instantiating drbg

  ChauhanPriyanka asked Sep 4, 2025 in Q&A · Unanswered

  

  

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  Can't free secure heap after getting random bytes

  vchidambaram99 asked Sep 5, 2025 in Q&A · Closed · Answered

  

  

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  How to get detailed records output from ssl tests ?

  noctuelles asked Sep 4, 2025 in Q&A · Unanswered

  

  

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  Is it possible to improve performance of RSA private key decryption?

  gsharma-ad asked Sep 4, 2025 in Q&A · Unanswered

  

  

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  openSSL error error:0A00018E:SSL routines::ca md too weak

  Jatin-Lingwal asked Sep 2, 2025 in Q&A · Unanswered

  

  

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  What is the minimal build configuration for TLS only?

  ecorm asked Feb 10, 2024 in Q&A · Answered

  

  

  

  

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  How we can get the negotiated TLS version?

  afshinpir asked Jul 17, 2024 in Q&A · Answered

  

  

  

  

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  openssl s_client uses non-allowed ciphersuites ?

  ramacassis asked Jul 22, 2025 in Q&A · Closed · Unanswered

  

  

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  Is it possible to log or retrieve ephemeral ECDHE keys during TLS handshake?

  VeronikaNguyen asked Aug 27, 2025 in Q&A · Answered

  

  

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  Why does SSL_CTX_set_max_send_fragment enforce a minimum size of 512 bytes ?

  noctuelles asked Aug 27, 2025 in Q&A · Answered

  

  

  

  

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  Correct way to set certificate and key from binary data (not disk file)

  AndersGustafsson asked Aug 25, 2025 in Q&A · Unanswered

  

  

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  The ssl_read doesn't work.

  xlpxxx asked Aug 21, 2025 in Q&A · Unanswered

  

  

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  How can I compile a static version of OpenSSL that does not depend on any Windows DLLs?

  zzg6666666 asked Aug 14, 2025 in Q&A · Answered

  

  

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  openssl 3 FIPS mode ACVP GMAC internal IV help wanted

  a1exlism asked Aug 14, 2025 in Q&A · Answered

  

  

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  Injecting HSE-derived TLS session keys into OpenSSL handshake

  ashwiniprabhug asked Jul 24, 2025 in Q&A · Answered

  

  

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  Question about reusing EVP_CIPHER_CTX with different IVs

  antuanviolin asked Aug 14, 2025 in Q&A · Answered

  

  

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  IETF is proposing to remove HPKE Auth and AuthPSK modes

  slontis asked Aug 15, 2025 in Q&A · Unanswered

  

  

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  error in libcrypto, loading ssh key from an environment variable

  triaged: question The issue contains a question resolved: answered The issue contained a question which has been answered

  ctaque asked Oct 24, 2022 in Q&A · Closed · Answered

  

  

  

  

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  OpenSLL server won't negotiate TLSv1.3

  murrellr asked Aug 12, 2025 in Q&A · Unanswered

  

  

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  Signing with ML-DSA-44

  eboudrand asked Aug 11, 2025 in Q&A · Closed · Answered

  

  

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  Using NIST golden data for SHA3-256 hashing Why does OpenSSL require the inverse order of the bit stream within the byte?

  Wang-Robot asked Aug 11, 2025 in Q&A · Closed · Answered

  

  

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  OpenSSL vulnerable files from Windows VM's.

  issue: question The issue was opened to ask a question

  amerali8529-cmyk asked Aug 12, 2025 in Q&A · Unanswered

  

  

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  Error LNK2019 unresolved external symbol __imp___strdup , already linked with WS2_32.LIB, GDI32.LIB, ADVAPI32.LIB, CRYPT32.LIB and USER32.LIB

  aniljadaun asked Nov 22, 2023 in Q&A · Unanswered

  

  

  

  

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  What should be the correct behaviour for "fips=no" query?

  danvangeest asked Aug 11, 2025 in Q&A · Answered

  

  

  

  

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  Copy subject key identifier to authority key identifier

  kgoldman asked Nov 21, 2024 in Q&A · Unanswered

  

  

  

  

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