Groups

openssl-users

1–30 of 4811

0 selected

Blog on OpenSSL Library, Sands, Daniel N.2

3:42 PM

ASN1_STRING type is now opaque

How will EMBED work with this? I can no longer add an ASN1_STRING structure to my temp-to-send data

unread,

ASN1_STRING type is now opaque

How will EMBED work with this? I can no longer add an ASN1_STRING structure to my temp-to-send data

3:42 PM

Viktor Dukhovni

2:23 PM

Re: [bug report 2/8] Implement seed/key preference when decoding

On Fri, Apr 10, 2026 at 08:14:32PM +0300, Dan Carpenter wrote: > Commit 5b2d996f9145 ("

unread,

Re: [bug report 2/8] Implement seed/key preference when decoding

On Fri, Apr 10, 2026 at 08:14:32PM +0300, Dan Carpenter wrote: > Commit 5b2d996f9145 ("

2:23 PM

9:19 AM

Release Announcement for OpenSSL 4.0.0

The final release of OpenSSL 4.0.0 is now live. We would like to thank all those who contributed to

unread,

Release Announcement for OpenSSL 4.0.0

The final release of OpenSSL 4.0.0 is now live. We would like to thank all those who contributed to

9:19 AM

Alexandr Nedvedicky3

Apr 13

Re: [bug report 5/8] Perform initial AEAD validation before creating a channel

Hello, just to wrap things up, here is PR: https://github.com/openssl/openssl/pull/30795 thanks and

unread,

Re: [bug report 5/8] Perform initial AEAD validation before creating a channel

Hello, just to wrap things up, here is PR: https://github.com/openssl/openssl/pull/30795 thanks and

Apr 13

Jeffrey Bromberger, … Germain8

Apr 10

Help with odd linking error...

Mmh.. If you add this to LD_FLAGS, then should it not be just -z noversion ? 🤔 (Forgive-me if I'm

unread,

Help with odd linking error...

Mmh.. If you add this to LD_FLAGS, then should it not be just -z noversion ? 🤔 (Forgive-me if I'm

Apr 10

Doug Hardie, … Jochen Bern19

Apr 9

Using certificates and keys from a list

> On Apr 9, 2026, at 09:18, Jochen Bern <Joche...@binect.de> wrote: > > Am 09.04.26

unread,

Using certificates and keys from a list

> On Apr 9, 2026, at 09:18, Jochen Bern <Joche...@binect.de> wrote: > > Am 09.04.26

Apr 9

Michał Trojnara

Apr 9

stunnel 5.78 released

Dear Users, I have released version 5.78 of stunnel. ### Version 5.78, 2026.04.09, urgency: MEDIUM *

unread,

stunnel 5.78 released

Dear Users, I have released version 5.78 of stunnel. ### Version 5.78, 2026.04.09, urgency: MEDIUM *

Apr 9

Blog on OpenSSL Library

Apr 8

OpenSSL Release Announcement for 3.6.2, 3.5.6, 3.4.5, 3.3.7, 3.0.20, 1.1.1zg and 1.0.2zp

Release Announcement for OpenSSL Library **3.6.2** , **3.5.6** , **3.4.5** , **3.3.7** , **3.0.20** ,

unread,

OpenSSL Release Announcement for 3.6.2, 3.5.6, 3.4.5, 3.3.7, 3.0.20, 1.1.1zg and 1.0.2zp

Release Announcement for OpenSSL Library **3.6.2** , **3.5.6** , **3.4.5** , **3.3.7** , **3.0.20** ,

Apr 8

Blog on OpenSSL Library

Apr 8

The OpenSSL Library no longer includes SSLv3

Previous posts about the upcoming OpenSSL 4.0 release: 1. [removing ENGINE code](https://openssl-

unread,

The OpenSSL Library no longer includes SSLv3

Previous posts about the upcoming OpenSSL 4.0 release: 1. [removing ENGINE code](https://openssl-

Apr 8

Apr 7

OpenSSL Security Advisory

OpenSSL Security Advisory [7th April 2026] ========================================== Incorrect

unread,

OpenSSL Security Advisory

OpenSSL Security Advisory [7th April 2026] ========================================== Incorrect

Apr 7

Apr 1

New OpenSSL Releases

The OpenSSL project team would like to announce the upcoming release of OpenSSL versions 3.6.2, 3.5.6

unread,

New OpenSSL Releases

The OpenSSL project team would like to announce the upcoming release of OpenSSL versions 3.6.2, 3.5.6

Apr 1

murugesh pitchaiah, … Viktor Dukhovni9

Mar 28

Hybrid PQC: x25519-mlkem fails in openssl 3.5.5 with default provider

Thanks Victor for quick response. Regards, Murugesh On Sat, 28 Mar, 2026, 4:35 pm Viktor Dukhovni,

unread,

Hybrid PQC: x25519-mlkem fails in openssl 3.5.5 with default provider

Thanks Victor for quick response. Regards, Murugesh On Sat, 28 Mar, 2026, 4:35 pm Viktor Dukhovni,

Mar 28

Kenneth Goldman, Ronny Kiel2

Mar 26

Re: How to test a build of the FIPS provider

Okaay LargePrefPlaceholder-XKUz1MEJBwkOM Kenneth Goldman <kgol...@us.ibm.com> schrieb am Do.,

unread,

Re: How to test a build of the FIPS provider

Okaay LargePrefPlaceholder-XKUz1MEJBwkOM Kenneth Goldman <kgol...@us.ibm.com> schrieb am Do.,

Mar 26

Blog on OpenSSL Library

Mar 24

OpenSSL 4.0 Beta Release Announcement

The [OpenSSL Project](https://openssl.org) is pleased to announce that [OpenSSL 4.0 Beta1](https://

unread,

OpenSSL 4.0 Beta Release Announcement

The [OpenSSL Project](https://openssl.org) is pleased to announce that [OpenSSL 4.0 Beta1](https://

Mar 24

Mar 24

OpenSSL version 4.0.0-beta1 released

OpenSSL version 4.0 beta 1 released =================================== OpenSSL - The Open Source

unread,

OpenSSL version 4.0.0-beta1 released

OpenSSL version 4.0 beta 1 released =================================== OpenSSL - The Open Source

Mar 24

Blog on OpenSSL Library, Michael Richardson2

Mar 21

OpenSSL release signing key expiration extended

Blog on OpenSSL Library <nor...@openssl.org> wrote: > The expiration date of the OpenSSL

unread,

OpenSSL release signing key expiration extended

Blog on OpenSSL Library <nor...@openssl.org> wrote: > The expiration date of the OpenSSL

Mar 21

Jeffrey Bromberger, Jon Ericson2

Mar 20

Am I in the right place?

On Fri, Mar 20, 2026 at 16:00 Jeffrey Bromberger <jbrom...@gmail.com> wrote: Hi! Before I

unread,

Am I in the right place?

On Fri, Mar 20, 2026 at 16:00 Jeffrey Bromberger <jbrom...@gmail.com> wrote: Hi! Before I

Mar 20

Raghu Chidambaram, … Michael Wojcik8

Mar 20

OpenSSL 3.3.6 version showing critical vulnerability (CVE-2025-15467)

Thanks Wojcik for detailed information on the BD. That helps :) On Friday, 20 March 2026 at 21:30:44

unread,

OpenSSL 3.3.6 version showing critical vulnerability (CVE-2025-15467)

Thanks Wojcik for detailed information on the BD. That helps :) On Friday, 20 March 2026 at 21:30:44

Mar 20

Tomas Mraz, … Viktor Dukhovni4

Mar 19

OpenSSL Security Advisory

The NVD classification for this basically non-issue is just hilarious. I have no further comments.

unread,

OpenSSL Security Advisory

The NVD classification for this basically non-issue is just hilarious. I have no further comments.

Mar 19

Sands, Daniel N., … Tomas Mraz9

Mar 12

Can no longer receive short ASN1 messages

Okay, I just submitted a pull request referencing issue 22704. Please kick it around and offer any

unread,

Can no longer receive short ASN1 messages

Okay, I just submitted a pull request referencing issue 22704. Please kick it around and offer any

Mar 12

Blog on OpenSSL Library

Mar 11

The OpenSSL Library no longer registers an atexit function

Previous posts about features removed from OpenSSL 4.0: 1. [ENGINE code](https://openssl-library.org/

unread,

The OpenSSL Library no longer registers an atexit function

Previous posts about features removed from OpenSSL 4.0: 1. [ENGINE code](https://openssl-library.org/

Mar 11

Blog on OpenSSL Library

Mar 11

The OpenSSL Library now supports Encrypted Client Hello (ECH)

Previous posts about the upcoming OpenSSL 4.0 release: 1. [removing ENGINE code](https://openssl-

unread,

The OpenSSL Library now supports Encrypted Client Hello (ECH)

Previous posts about the upcoming OpenSSL 4.0 release: 1. [removing ENGINE code](https://openssl-

Mar 11

Mar 10

OpenSSL version 4.0.0-alpha1 released

OpenSSL version 4.0 alpha 1 released ==================================== OpenSSL - The Open Source

unread,

OpenSSL version 4.0.0-alpha1 released

OpenSSL version 4.0 alpha 1 released ==================================== OpenSSL - The Open Source

Mar 10

Shafiya Begum, Viktor Dukhovni2

Mar 8

iagnosing certificate chain issues after migrating to OpenSSL 3.x — intermediate cert not sent

On Sun, Mar 08, 2026 at 06:53:42PM -0700, Shafiya Begum wrote: > Several sites that recently

unread,

iagnosing certificate chain issues after migrating to OpenSSL 3.x — intermediate cert not sent

On Sun, Mar 08, 2026 at 06:53:42PM -0700, Shafiya Begum wrote: > Several sites that recently

Mar 8

Tickerguy, Neil Horman3

Mar 2

Use of HMAC (stand-alone)

$ openssl version OpenSSL 3.0.16 11 Feb 2025 (Library: OpenSSL 3.0.16 11 Feb 2025) I do not have a

unread,

Use of HMAC (stand-alone)

$ openssl version OpenSSL 3.0.16 11 Feb 2025 (Library: OpenSSL 3.0.16 11 Feb 2025) I do not have a

Mar 2

Andy Wood, Viktor Dukhovni3

Feb 28

ASN.1 parse asn1 parse error with openssl ca module, but no issues reported by x509 module or asn1parse module

Thank you much, that was the clue I needed! ^^ On Friday, February 27, 2026 at 2:42:00 AM UTC-8

unread,

ASN.1 parse asn1 parse error with openssl ca module, but no issues reported by x509 module or asn1parse module

Thank you much, that was the clue I needed! ^^ On Friday, February 27, 2026 at 2:42:00 AM UTC-8

Feb 28

Manish Patidar, … Viktor Dukhovni8

Feb 24

Pure ML-DSA signature verification

On Tue, Feb 24, 2026 at 02:55:44PM +0100, Christian Schmidt wrote: > You wrote it yourself -

unread,

Pure ML-DSA signature verification

On Tue, Feb 24, 2026 at 02:55:44PM +0100, Christian Schmidt wrote: > You wrote it yourself -

Feb 24

Blog on OpenSSL Library

Feb 18

OpenSSL 4.0 Alpha Repository Freeze Approaching

The OpenSSL Project is announcing the upcoming release of OpenSSL 4.0 Alpha, scheduled for March 10,

unread,

OpenSSL 4.0 Alpha Repository Freeze Approaching

The OpenSSL Project is announcing the upcoming release of OpenSSL 4.0 Alpha, scheduled for March 10,

Feb 18

Avelino Herrera Morales, … Richard Levitte4

Feb 18

Emulate openssl_decrypt PHP on command line

I got it! The "666f3_SOME_HEX_HERE_4d4a" although is a hex string, that hex string must be

unread,

Emulate openssl_decrypt PHP on command line

I got it! The "666f3_SOME_HEX_HERE_4d4a" although is a hex string, that hex string must be

Feb 18

Michał Trojnara

Feb 17

stunnel 5.77 released

Dear Users, I have released version 5.77 of stunnel. ### Version 5.77, 2026.02.17, urgency: MEDIUM *

unread,

stunnel 5.77 released

Dear Users, I have released version 5.77 of stunnel. ### Version 5.77, 2026.02.17, urgency: MEDIUM *

Feb 17

Search

Clear search

Close search

Google apps

Main menu