#openssl 搜尋結果

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.

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.

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.


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

⚠️#INCIBEaviso | #OpenSSL ha resuelto varias vulnerabilidades, no seas el último en actualizarte. Mas información: openssl-library.org/news/vulnerabi… #AvisosDeSeguridad #TI

incibe_cert's tweet image. ⚠️#INCIBEaviso | #OpenSSL ha resuelto varias vulnerabilidades, no seas el último en actualizarte.

Mas información: openssl-library.org/news/vulnerabi…

#AvisosDeSeguridad #TI

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

OpenSSL 3.6 adds LMS signatures, new FIPS features, and advanced key management tools for modern cryptography. linuxiac.com/openssl-3-6-re… #OpenSSL #OpenSource #Security #Cryptography


🔐 Les certificats x.509 sont essentiels pour sécuriser Internet ! Découvrez comment les récupérer et lire leurs contenus avec OpenSSL. Notre guide complet : 📖 it-connect.fr/openssl-recupe… #cybersecurite #openssl #sysadmin


#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 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…

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

🔐 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

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

「証明書チェーンってなに?」 🤔 サーバー証明書 → 中間CA → ルートCA 👉 実は全部つながって信頼を保証してる仕組み! OpenSSLで実際に作ってみたら理解度UPしました💡 ウイングアークのエンジニアによるテックブログはこちら👇 note.com/mmmk4146/n/n15… #OpenSSL #セキュリティ


eCapture updates: New: ICMP capture, WebSocket log streaming, event rotation, unified types, GnuTLS early secret, stronger OpenSSL keylog Improved: Protobuf protocol, ns timestamps, kernel/log refactors, OpenSSL offsets #eBPF #OpenSSL #Security github.com/gojue/ecapture…

CFC4N's tweet image. eCapture updates:

New: ICMP capture, WebSocket log streaming, event rotation, unified types, GnuTLS early secret, stronger OpenSSL keylog
Improved: Protobuf protocol, ns timestamps, kernel/log refactors, OpenSSL offsets
#eBPF #OpenSSL #Security 

github.com/gojue/ecapture…

🚨 Critical #OpenSSL 1.1 patch for #OpenSUSE is LIVE! 🧵New livepatches (2025-03522-1) fix a high-severity vuln without reboots. Read more: 👉 tinyurl.com/bdffyn4k #Security

Cezar_H_Linux's tweet image. 🚨 Critical #OpenSSL 1.1 patch for #OpenSUSE is LIVE! 🧵New livepatches (2025-03522-1) fix a high-severity vuln without reboots. Read more: 👉 tinyurl.com/bdffyn4k  #Security

🚨 Security Alert! 🚨 CVE-2025-9230 affects OpenSSL (3.5 to 1.0.2) due to flawed CMS decryption, risking remote code execution! 🔓🛡️ Patch your systems now! ow.ly/ShVT50X7yzf #CVE #OpenSSL #CyberSecurity


# openssl req -new -key ■■■■■■■■.key -out ■■■■■■■■.csr -sha256 情報は適宜打ち込み #openssl req -noout -text -in ■■■■■■■■.csr 確認。 間違ってたら最初っからやり直し 参考 fujissl.jp/docs/d001/ ※次見たときなくなってないといいね!


CVE-2025-27237 affects Zabbix Agent for Windows (versions 6.0.0–6.0.40, 7.0.0–7.0.17, 7.2.0–7.2.11, 7.4.0–7.4.1). Local attackers can escalate privileges via OpenSSL config tampering. #ZabbixAgent #WindowsFlaw #OpenSSL ift.tt/bPXFvYo


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


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

La solución ya está disponible: actualiza a OpenSSL 3.5.4, 1.1.1zd o 1.0.2zm según tu entorno. Revisa tus dependencias y despliega los parches cuanto antes. La seguridad no espera. #OpenSSL #CyberSecurity #CVE20259230 #PatchNow unaaldia.hispasec.com/2025/10/openss…


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

csirt_it: #OpenSSL: rilevate tre nuove vulnerabilità, di cui una con gravità “alta”. Rischio: 🟡 Tipologia: 🔸 Arbitrary Code Execution 🔸 Denial of Service 🔗 acn.gov.it/portale/w/vuln… 🔄 Aggiornamenti disponibili 🔄

Vulcanux_'s tweet image. csirt_it: #OpenSSL: rilevate tre nuove vulnerabilità, di cui una con gravità “alta”.

Rischio: 🟡

Tipologia:
🔸 Arbitrary Code Execution
🔸 Denial of Service

🔗 acn.gov.it/portale/w/vuln…

🔄 Aggiornamenti disponibili 🔄

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.

🔐 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.


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.

👩🏻‍💻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…

⚠️#INCIBEaviso | #OpenSSL ha resuelto varias vulnerabilidades, no seas el último en actualizarte. Mas información: openssl-library.org/news/vulnerabi… #AvisosDeSeguridad #TI

incibe_cert's tweet image. ⚠️#INCIBEaviso | #OpenSSL ha resuelto varias vulnerabilidades, no seas el último en actualizarte.

Mas información: openssl-library.org/news/vulnerabi…

#AvisosDeSeguridad #TI

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 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 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…

OpenSSL prepares itself for quantum-safe internet traffic buff.ly/wPe5QCt #infosec #cybersecurity #OpenSSL #quantumcrypto #privacy

johnmcclure00's tweet image. OpenSSL prepares itself for quantum-safe internet traffic buff.ly/wPe5QCt #infosec #cybersecurity #OpenSSL #quantumcrypto #privacy

🔐 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

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

🚀 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

#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…

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

Pour votre information // For your information Il est troublant de lire dans ce tableau synthèse de @shodanhq qu'au pays (Canada), les #CVE les plus préoccupantes (depuis plusieurs années), sont: A. #FREAK: #OpenSSL vulnerability (CVE-2015-0204) 2015-03-06 - #CISA - #FREAK

Water_Steve's tweet image. Pour votre information // For your information

Il est troublant de lire dans ce tableau synthèse de @shodanhq qu'au pays (Canada), les #CVE les plus préoccupantes (depuis plusieurs années), sont:

A. #FREAK: #OpenSSL vulnerability (CVE-2015-0204)
2015-03-06 - #CISA - #FREAK…

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