Rhombus SSL: Secure Communication "The ssl library supports secure network communication via the OpenSSL API and libraries that are included with Racket or provided by the operating system." docs.racket-lang.org/rhombus-ssl/in… #rhombuslang #openssl

racketlang's tweet image. Rhombus SSL: Secure Communication

"The ssl library supports secure network communication via the OpenSSL API and libraries that are included with Racket or provided by the operating system."

docs.racket-lang.org/rhombus-ssl/in… 
#rhombuslang #openssl

and as always this #openssl vulnerability (cve-2023--0286) can be easily found with libfuzzer within seconds:

hardik05's tweet image. and as always this #openssl vulnerability (cve-2023--0286) can be easily found with libfuzzer within seconds:
hardik05's tweet image. and as always this #openssl vulnerability (cve-2023--0286) can be easily found with libfuzzer within seconds:

#cve-2023-0286 can you spot the bug? Hint: a->d.x400Address is already a ASN string.

hardik05's tweet image. #cve-2023-0286
can you spot the bug?
Hint: a->d.x400Address is already a ASN string.
hardik05's tweet image. #cve-2023-0286
can you spot the bug?
Hint: a->d.x400Address is already a ASN string.
hardik05's tweet image. #cve-2023-0286
can you spot the bug?
Hint: a->d.x400Address is already a ASN string.
hardik05's tweet image. #cve-2023-0286
can you spot the bug?
Hint: a->d.x400Address is already a ASN string.


I find it absurd and hypocritical that #OpenSSL still refuses to provide authenticated encryption modes due to nonce reuse threat, but feels fine exposing ECB mode.

rkiyanchuk's tweet image. I find it absurd and hypocritical that #OpenSSL still refuses to provide authenticated encryption modes due to nonce reuse threat, but feels fine exposing ECB mode.

Like passing notes in class, learn to use OpenSSL to keep your secrets! #OpenSSL #encryption #howto #cryptography #lsned #learnsomethingneweveryday


Curious About a .cer File? How Can You Easily View Its Digital Certificate Details? #Windows #PowerShell #OpenSSL

IrynaFesenko's tweet image. Curious About a .cer File? How Can You Easily View Its Digital Certificate Details? #Windows #PowerShell #OpenSSL

🚀 wolfProvider Expansion! We’ve added 35+ new #FIPS #OpenSource integrations across networking, security, and infrastructure tools — including gRPC, OpenSSH, Kerberos, and more. Bring FIPS 140-3 validated crypto to your #OpenSSL apps — no code changes needed. Learn more:…

wolfSSL's tweet image. 🚀 wolfProvider Expansion!
We’ve added 35+ new #FIPS #OpenSource integrations across networking, security, and infrastructure tools — including gRPC, OpenSSH, Kerberos, and more.
Bring FIPS 140-3 validated crypto to your #OpenSSL apps — no code changes needed.

Learn more:…

A major update bringing enhanced #OpenSSL 3.x compatibility with #FIPS 140-3 validated cryptography. ✅ Replace-default provider mode ✅ KBKDF, KRB5KDF, AES-CTS ✅ Extensive integration testing with 40+ applications Learn more: wolfssl.com/wolfprovider-1…

wolfSSL's tweet image. A major update bringing enhanced #OpenSSL 3.x compatibility with #FIPS 140-3 validated cryptography.
✅ Replace-default provider mode
✅ KBKDF, KRB5KDF, AES-CTS
✅ Extensive integration testing with 40+ applications

Learn more: wolfssl.com/wolfprovider-1…

市原さん(@haj18 )と板倉さん(@piroakey )の力作である「SSL/TLS 実践入門」をいただきました〜✨ SSL/TLSの歴史から、ビルディングブロックの暗号技術、標準技術、脅威•脆弱性、プログラミングと幅広くまとめられているので読むのが楽しみ😊 #TLS #OpenSSL #IETF

satorukanno's tweet image. 市原さん(@haj18 )と板倉さん(@piroakey )の力作である「SSL/TLS 実践入門」をいただきました〜✨

SSL/TLSの歴史から、ビルディングブロックの暗号技術、標準技術、脅威•脆弱性、プログラミングと幅広くまとめられているので読むのが楽しみ😊

#TLS #OpenSSL #IETF

OpenSSL ha corregido tres vulnerabilidades críticas (CVE-2025-9230/31/32) que permitían desde ataques DoS hasta la posible extracción de claves privadas. Estos fallos afectaban a versiones recientes y podían comprometer la seguridad de servidores y aplicaciones #OpenSSL

henryraul's tweet image. OpenSSL ha corregido tres vulnerabilidades críticas (CVE-2025-9230/31/32) que permitían desde ataques DoS hasta la posible extracción de claves privadas. Estos fallos afectaban a versiones recientes y podían comprometer la seguridad de servidores y aplicaciones #OpenSSL

#OpenSSL 3.2.0 版发布,这是 OpenSSL 3.2 系列的第一个正式版。 下载地址:ourl.co/101152 OpenSSL 3.2 属于主要版本更新,带来了不少新功能,例如客户端 QUIC 支持、TLS 证书压缩、在 TLS 中使用原始公钥等。 OpenSSL 3.3 版将在 2024 年 4 月 30 日发布,会提供服务端 QUIC 支持。

landiantech's tweet image. #OpenSSL 3.2.0 版发布,这是 OpenSSL 3.2 系列的第一个正式版。

下载地址:ourl.co/101152

OpenSSL 3.2 属于主要版本更新,带来了不少新功能,例如客户端 QUIC 支持、TLS 证书压缩、在 TLS 中使用原始公钥等。

OpenSSL 3.3 版将在 2024 年 4 月 30 日发布,会提供服务端 QUIC 支持。

Pretty cool that Anthony from @wolfSSL will be speaking at the #openSSL conference in Prague. 😎 ❤️ Learn about FIPS 140-3 cryptographic certification.

gojimmypi's tweet image. Pretty cool that Anthony from @wolfSSL will be speaking at the #openSSL conference in Prague. 😎 ❤️

Learn about FIPS 140-3 cryptographic certification.

#OPENSSL 宣布对原始公钥 (RFC7250 标准) 提供支持,以增强安全性和提高效率。 查看全文:ourl.co/100756 RFC7250 是一项在 2014 年提议的标准,该标准的目标是通过原始公钥成为传统的 X.509 证书方案的替代方案。 与 X.509…

landiantech's tweet image. #OPENSSL 宣布对原始公钥 (RFC7250 标准) 提供支持,以增强安全性和提高效率。

查看全文:ourl.co/100756

RFC7250 是一项在 2014 年提议的标准,该标准的目标是通过原始公钥成为传统的 X.509 证书方案的替代方案。

与 X.509…

🔐 Create your own Root CA: Generate private key 🔑 👉 Set a password (you’ll use it to sign certs) Generate root cert 📄 👉 Enter org info & reuse password ✅ You’ll get a .key and a .pem to start signing! #Cybersecurity #OpenSSL #FREETOOL #Tools4LEAs

EACTDA_Official's tweet image. 🔐 Create your own Root CA:

Generate private key 🔑
   👉 Set a password (you’ll use it to sign certs)
   Generate root cert 📄
   👉 Enter org info & reuse password

✅ You’ll get a .key and a .pem to start signing!
#Cybersecurity #OpenSSL #FREETOOL #Tools4LEAs
EACTDA_Official's tweet image. 🔐 Create your own Root CA:

Generate private key 🔑
   👉 Set a password (you’ll use it to sign certs)
   Generate root cert 📄
   👉 Enter org info & reuse password

✅ You’ll get a .key and a .pem to start signing!
#Cybersecurity #OpenSSL #FREETOOL #Tools4LEAs

🎉 Proud to sponsor the OpenSSL Conference in Prague! We believe in open source 🤝 We support the community 🛠️ We stand for choice💪 okt.to/PJHO6m #SUSE #OpenSSL #OpenSource #CyberSecurity #Linux #DigitalSovereignty #TechLeadership


Wrote a little something on managing OpenSSL. I wrote on using OpenSSL to generate a private key, Public key, a certificate signing request (CSR) and a self signed certificate. Read below docs.google.com/document/d/1rd… #Cybersecurity #Openssl

ogbeni_shinzu's tweet image. Wrote a little something on managing OpenSSL. I wrote on using OpenSSL to generate a private key, Public key, a certificate signing request (CSR) and a self signed certificate.

Read below

docs.google.com/document/d/1rd…

#Cybersecurity #Openssl

OpenSSL can be used to generate a public/private key pair. This key pair can be used for secure communication over the network. The generated public and private keys can be saved in PEM files. #cybersecurity #cryptography #OpenSSL

cyb3rshi3ld's tweet image. OpenSSL can be used to generate a public/private key pair. 

This key pair can be used for secure communication over the network. 

The generated public and private keys can be saved in PEM files.

#cybersecurity #cryptography #OpenSSL
cyb3rshi3ld's tweet image. OpenSSL can be used to generate a public/private key pair. 

This key pair can be used for secure communication over the network. 

The generated public and private keys can be saved in PEM files.

#cybersecurity #cryptography #OpenSSL
cyb3rshi3ld's tweet image. OpenSSL can be used to generate a public/private key pair. 

This key pair can be used for secure communication over the network. 

The generated public and private keys can be saved in PEM files.

#cybersecurity #cryptography #OpenSSL
cyb3rshi3ld's tweet image. OpenSSL can be used to generate a public/private key pair. 

This key pair can be used for secure communication over the network. 

The generated public and private keys can be saved in PEM files.

#cybersecurity #cryptography #OpenSSL

Rhombus SSL: Secure Communication "The ssl library supports secure network communication via the OpenSSL API and libraries that are included with Racket or provided by the operating system." docs.racket-lang.org/rhombus-ssl/in… #rhombuslang #openssl

racketlang's tweet image. Rhombus SSL: Secure Communication

"The ssl library supports secure network communication via the OpenSSL API and libraries that are included with Racket or provided by the operating system."

docs.racket-lang.org/rhombus-ssl/in… 
#rhombuslang #openssl

An update to my Expense Tracker! The app now stores all data using AES-256 encryption with OpenSSL. Learned about crypto primitives: DES, AES, padding, keys, IVs… Watching encrypted data decrypt perfectly in C feels insanely satisfying. #C #OpenSSL #CyberSecurity #BuildInPublic

Built a full-fledged Expense Tracker in C 😎 Runs entirely in the terminal, has colors, encryption, and all that jazz. Can’t believe this thing actually works lol. link: github.com/PushkarShinde/… I'll elaborate on the features ahead...

PushkarShinde16's tweet image. Built a full-fledged Expense Tracker in C 😎
Runs entirely in the terminal, has colors, encryption, and all that jazz.
Can’t believe this thing actually works lol.
link: github.com/PushkarShinde/…

I'll elaborate on the features ahead...
PushkarShinde16's tweet image. Built a full-fledged Expense Tracker in C 😎
Runs entirely in the terminal, has colors, encryption, and all that jazz.
Can’t believe this thing actually works lol.
link: github.com/PushkarShinde/…

I'll elaborate on the features ahead...
PushkarShinde16's tweet image. Built a full-fledged Expense Tracker in C 😎
Runs entirely in the terminal, has colors, encryption, and all that jazz.
Can’t believe this thing actually works lol.
link: github.com/PushkarShinde/…

I'll elaborate on the features ahead...
PushkarShinde16's tweet image. Built a full-fledged Expense Tracker in C 😎
Runs entirely in the terminal, has colors, encryption, and all that jazz.
Can’t believe this thing actually works lol.
link: github.com/PushkarShinde/…

I'll elaborate on the features ahead...


🚀 wolfProvider Expansion! We’ve added 35+ new #FIPS #OpenSource integrations across networking, security, and infrastructure tools — including gRPC, OpenSSH, Kerberos, and more. Bring FIPS 140-3 validated crypto to your #OpenSSL apps — no code changes needed. Learn more:…

wolfSSL's tweet image. 🚀 wolfProvider Expansion!
We’ve added 35+ new #FIPS #OpenSource integrations across networking, security, and infrastructure tools — including gRPC, OpenSSH, Kerberos, and more.
Bring FIPS 140-3 validated crypto to your #OpenSSL apps — no code changes needed.

Learn more:…

A major update bringing enhanced #OpenSSL 3.x compatibility with #FIPS 140-3 validated cryptography. ✅ Replace-default provider mode ✅ KBKDF, KRB5KDF, AES-CTS ✅ Extensive integration testing with 40+ applications Learn more: wolfssl.com/wolfprovider-1…

wolfSSL's tweet image. A major update bringing enhanced #OpenSSL 3.x compatibility with #FIPS 140-3 validated cryptography.
✅ Replace-default provider mode
✅ KBKDF, KRB5KDF, AES-CTS
✅ Extensive integration testing with 40+ applications

Learn more: wolfssl.com/wolfprovider-1…

Create Self Signed Certificate using OpenSSL Commands. Self signed certificate is mostly used for development and testing purpose. In this article, we will explore how to create self signed certificate using OpenSSL command line. #openssl #security #certificate


📧 Exim 4.99 MTA Drops OpenSSL 0.9 and TCP-Wrappers #exim #mta #openssl #opensource


🔐 Mastering OpenSSL 🔐 A Thread with 20 most useful OpenSSL command examples to get you started! 🚀 #OpenSSL #Security #Linux

devops_tech's tweet image. 🔐 Mastering OpenSSL 🔐

A Thread with 20 most useful OpenSSL command examples to get you started! 🚀

#OpenSSL #Security #Linux

and as always this #openssl vulnerability (cve-2023--0286) can be easily found with libfuzzer within seconds:

hardik05's tweet image. and as always this #openssl vulnerability (cve-2023--0286) can be easily found with libfuzzer within seconds:
hardik05's tweet image. and as always this #openssl vulnerability (cve-2023--0286) can be easily found with libfuzzer within seconds:

#cve-2023-0286 can you spot the bug? Hint: a->d.x400Address is already a ASN string.

hardik05's tweet image. #cve-2023-0286
can you spot the bug?
Hint: a->d.x400Address is already a ASN string.
hardik05's tweet image. #cve-2023-0286
can you spot the bug?
Hint: a->d.x400Address is already a ASN string.
hardik05's tweet image. #cve-2023-0286
can you spot the bug?
Hint: a->d.x400Address is already a ASN string.
hardik05's tweet image. #cve-2023-0286
can you spot the bug?
Hint: a->d.x400Address is already a ASN string.


Curious About a .cer File? How Can You Easily View Its Digital Certificate Details? #Windows #PowerShell #OpenSSL

IrynaFesenko's tweet image. Curious About a .cer File? How Can You Easily View Its Digital Certificate Details? #Windows #PowerShell #OpenSSL

I find it absurd and hypocritical that #OpenSSL still refuses to provide authenticated encryption modes due to nonce reuse threat, but feels fine exposing ECB mode.

rkiyanchuk's tweet image. I find it absurd and hypocritical that #OpenSSL still refuses to provide authenticated encryption modes due to nonce reuse threat, but feels fine exposing ECB mode.

Apprenez à générer vos clés publiques et privées avec #OpenSSL, à signer vos données et à sécuriser vos projets #PHP comme un pro ! 👉 blog.crea-troyes.fr/7440/openssl-c… #php8 #hack #hacking #protection #pentest #pentesting #websecurity #websecurite #securite #protection #cryptographie

creatroyes's tweet image. Apprenez à générer vos clés publiques et privées avec #OpenSSL, à signer vos données et à sécuriser vos projets #PHP comme un pro !

👉 blog.crea-troyes.fr/7440/openssl-c…

#php8 #hack #hacking #protection #pentest #pentesting #websecurity #websecurite #securite #protection #cryptographie

Pretty cool that Anthony from @wolfSSL will be speaking at the #openSSL conference in Prague. 😎 ❤️ Learn about FIPS 140-3 cryptographic certification.

gojimmypi's tweet image. Pretty cool that Anthony from @wolfSSL will be speaking at the #openSSL conference in Prague. 😎 ❤️

Learn about FIPS 140-3 cryptographic certification.

#OpenSSL 3.2.0 版发布,这是 OpenSSL 3.2 系列的第一个正式版。 下载地址:ourl.co/101152 OpenSSL 3.2 属于主要版本更新,带来了不少新功能,例如客户端 QUIC 支持、TLS 证书压缩、在 TLS 中使用原始公钥等。 OpenSSL 3.3 版将在 2024 年 4 月 30 日发布,会提供服务端 QUIC 支持。

landiantech's tweet image. #OpenSSL 3.2.0 版发布,这是 OpenSSL 3.2 系列的第一个正式版。

下载地址:ourl.co/101152

OpenSSL 3.2 属于主要版本更新,带来了不少新功能,例如客户端 QUIC 支持、TLS 证书压缩、在 TLS 中使用原始公钥等。

OpenSSL 3.3 版将在 2024 年 4 月 30 日发布,会提供服务端 QUIC 支持。

OpenSSL can be used to generate a public/private key pair. This key pair can be used for secure communication over the network. The generated public and private keys can be saved in PEM files. #cybersecurity #cryptography #OpenSSL

cyb3rshi3ld's tweet image. OpenSSL can be used to generate a public/private key pair. 

This key pair can be used for secure communication over the network. 

The generated public and private keys can be saved in PEM files.

#cybersecurity #cryptography #OpenSSL
cyb3rshi3ld's tweet image. OpenSSL can be used to generate a public/private key pair. 

This key pair can be used for secure communication over the network. 

The generated public and private keys can be saved in PEM files.

#cybersecurity #cryptography #OpenSSL
cyb3rshi3ld's tweet image. OpenSSL can be used to generate a public/private key pair. 

This key pair can be used for secure communication over the network. 

The generated public and private keys can be saved in PEM files.

#cybersecurity #cryptography #OpenSSL
cyb3rshi3ld's tweet image. OpenSSL can be used to generate a public/private key pair. 

This key pair can be used for secure communication over the network. 

The generated public and private keys can be saved in PEM files.

#cybersecurity #cryptography #OpenSSL

#OPENSSL 宣布对原始公钥 (RFC7250 标准) 提供支持,以增强安全性和提高效率。 查看全文:ourl.co/100756 RFC7250 是一项在 2014 年提议的标准,该标准的目标是通过原始公钥成为传统的 X.509 证书方案的替代方案。 与 X.509…

landiantech's tweet image. #OPENSSL 宣布对原始公钥 (RFC7250 标准) 提供支持,以增强安全性和提高效率。

查看全文:ourl.co/100756

RFC7250 是一项在 2014 年提议的标准,该标准的目标是通过原始公钥成为传统的 X.509 证书方案的替代方案。

与 X.509…

👩🏻‍💻ほーん、 /root/.rnd ファイルって #OpenSSL の乱数シード値を保持してるだけなのか~~ On all systems, if the environment variable RANDFILE is set, its value will be used as the seed filename. Otherwise, the file is called .rnd openssl.org/docs/manmaster…

IchikawaYukko's tweet image. 👩🏻‍💻ほーん、 /root/.rnd ファイルって #OpenSSL の乱数シード値を保持してるだけなのか~~

On all systems, if the environment variable RANDFILE is set, its value will be used as the seed filename. Otherwise, the file is called .rnd
openssl.org/docs/manmaster…

Avanza el despliegue de la criptografía post-cuántica con la nueva version de #OpenSSL 3.5, mejorando la #ProtecciónDeDatos Incluye también compatibilidad con QUIC (RFC 9000) y optimizaciones de rendimiento bit.ly/4juQ65y @universidad_uci @raydelmp @WalterBG_MES @CubaMES

henryraul's tweet image. Avanza el despliegue de la criptografía post-cuántica con la nueva version de #OpenSSL 3.5, mejorando la #ProtecciónDeDatos Incluye también compatibilidad con QUIC (RFC 9000) y optimizaciones de rendimiento bit.ly/4juQ65y @universidad_uci @raydelmp @WalterBG_MES @CubaMES

Wrote a little something on managing OpenSSL. I wrote on using OpenSSL to generate a private key, Public key, a certificate signing request (CSR) and a self signed certificate. Read below docs.google.com/document/d/1rd… #Cybersecurity #Openssl

ogbeni_shinzu's tweet image. Wrote a little something on managing OpenSSL. I wrote on using OpenSSL to generate a private key, Public key, a certificate signing request (CSR) and a self signed certificate.

Read below

docs.google.com/document/d/1rd…

#Cybersecurity #Openssl

#OPENSSL 1.1.1 LTS 版结束 5 年长期支持,请开发者和企业尽快升级 OPENSSL 3.0 LTS 或 3.1 版。 全文链接:ourl.co/100203 其中 3.0 为版为 LTS 版,支持周期到 2026 年 9 月,3.1 为非 LTS 版,支持周期到 2025 年 3 月。 对开发者来说在生产环境中使用那升级到 3.0 LTS…

landiantech's tweet image. #OPENSSL 1.1.1 LTS 版结束 5 年长期支持,请开发者和企业尽快升级 OPENSSL 3.0 LTS 或 3.1 版。

全文链接:ourl.co/100203

其中 3.0 为版为 LTS 版,支持周期到 2026 年 9 月,3.1 为非 LTS 版,支持周期到 2025 年 3 月。

对开发者来说在生产环境中使用那升级到 3.0 LTS…

OpenSSL 1.1.1.1 was sunset back in September, but you can enjoy extended support & CVE fixes for it (and 25k+ other packages) on Ubuntu Pro – until as late as 2030, depending on the LTS version you’re running. 🔗 ubuntu.com/blog/running-o… #OpenSSL #Ubuntu #opensource #security

ubuntu's tweet image. OpenSSL 1.1.1.1 was sunset back in September, but you can enjoy extended support & CVE fixes for it (and 25k+ other packages) on Ubuntu Pro – until as late as 2030, depending on the LTS version you’re running.

🔗 ubuntu.com/blog/running-o…

#OpenSSL #Ubuntu #opensource #security

As an active participant and contributor to the community, Oracle supports activities to keep OpenSSL secure. Learn more about it: blogs.oracle.com/cloud-infrastr… #OracleOSS #OpenSource #OpenSSL

OracleOSS's tweet image. As an active participant and contributor to the community, Oracle supports activities to keep OpenSSL secure. Learn more about it: blogs.oracle.com/cloud-infrastr…
#OracleOSS #OpenSource #OpenSSL

CVE-2023-42465: #SUDO Affected by Stack/Register Flaw, #OpenSSH, #OpenSSL, and #MySQL are Vulnerable A potential vulnerability where stack/register variables can be flipped via fault injection, affecting execution flow in security-sensitive code. securityonline.info/cve-2023-42465…

the_yellow_fall's tweet image. CVE-2023-42465: #SUDO Affected by Stack/Register Flaw, #OpenSSH, #OpenSSL, and #MySQL are Vulnerable
A potential vulnerability where stack/register variables can be flipped via fault injection, affecting execution flow in security-sensitive code.
securityonline.info/cve-2023-42465…

🚀 Honoring the OpenSSL 3.5 Distinguished Contributors: Michael Baentsch, Dr. Paul Dale, Viktor Dukhovni, Shane Lontis—for advancing PQC & FIPS 203–205 support. Thank you for your outstanding work! 🔗 openssl-library.org/post/2025-05-2… #OpenSSL #PQC #FIPS203

openssl_'s tweet image. 🚀 Honoring the OpenSSL 3.5 Distinguished Contributors:
Michael Baentsch, Dr. Paul Dale, Viktor Dukhovni, Shane Lontis—for advancing PQC & FIPS 203–205 support.
Thank you for your outstanding work! 
🔗 openssl-library.org/post/2025-05-2…
#OpenSSL #PQC #FIPS203

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