The s_client command from OpenSSL is a helpful test client for troubleshooting remote SSL or TLS connections. The post strives to walk you through various examples of testing SSL connections with different ciphers, TLS versions, and SSL server certificate analysis. Testing SSL configuration on … [Read more...] about openssl s_client commands and examples
What is a Certificate Signing Request (CSR)?
A Certificate Signing Request (CSR) is the request file to be sent to a Certification Authority (CA) when requesting an SSL certificate. The CSR in PKI is created along with the public/private key pair and contains the public key. Examples are provided below on how to generate a CSR, and take note … [Read more...] about What is a Certificate Signing Request (CSR)?
Code Signing Certificate – Comparison and Usage
Question: What is a code signing certificate? Answer: A code signing cert is an X509 certificate specifically used to sign code, software, executables, and scripts. Unlike an SSL Certificate used to protect data transmitted to and from a server which also identifies a server, and also unlike a … [Read more...] about Code Signing Certificate – Comparison and Usage
OV Certificate – What is an Organization Validated Certificate?
Question: What is an OV certificate? Answer: Organization Validated (OV) certificates are SSL certificates that undergo validation on the Organization rather than the domain. The OV certificate validation process is not as extensive as Extended Validation (EV) but is more extensive than Domain … [Read more...] about OV Certificate – What is an Organization Validated Certificate?
How to Install Keytool
The Java keytool is a command line utility provided with each installation of Java, and this article will guide you through the process of a keytool install in both WIndows and Linux. Keytool is used to manage keystore, symmetric asymmetric (public/private) keys, and certificates. Many applications … [Read more...] about How to Install Keytool
How to Install an SSL Certificate on Apache
To configure SSL with Apache you must have an SSL certificate in install. The instructions provided in this article will provide guidance for web server administrators, system administrators, web developers, or any other IT folks who may need to configure SSL in an Apache Installation. Read further … [Read more...] about How to Install an SSL Certificate on Apache
vault docker – docker compose example with Hashicorp Vault
What is Hashicorp Vault? Vault is software the provides secure secret management to protect sensitive data and in this article we will be demonstrating how to use vault docker to create and manage a secrets engine. Secrets may be anything from text properties or data to tokens, passwords, X509 … [Read more...] about vault docker – docker compose example with Hashicorp Vault
Keytool import certificate – keytool importcert
What is Java keytool? The Java keytool is a command-line utility used to manage keystores in different formats containing keys and certificates. You can use the java keytool to import a certificate into a keystore. In many respects, the java keytool is a competing utility with openssl for … [Read more...] about Keytool import certificate – keytool importcert