An X.509 certificate is a digital certificate that uses the X.509 public key infrastructure (PKI) standard to verify the identity of a certificate holder and enable encrypted communications between parties. X.509 certificates work by binding a public key to an...
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How to Fix Error DLG_FLAGS_SEC_CERT_CN_INVALID
What Does DLG_FLAGS_SEC_CERT_CN_INVALID Error Mean? The error code DLG_FLAGS_SEC_CERT_CN_INVALID indicates that there is an issue with the security certificate common name validation when trying to establish a secure TLS connection. This error typically occurs when...
The Most Common OpenSSL Commands
Learn How to Use the Common OpenSSL Commands The Most Common OpenSSL Commands are essential tools for anyone working with the OpenSSL cryptographic toolkit. OpenSSL provides a range of commands that allow you to generate keys and certificates, convert certificate...
How to Install an SSL Certificate on Kerio Connect?
Configuring SSL certificates in Kerio Connect Secure Sockets Layer (SSL) certificates encrypt the communication between a web server and browsers to ensure all data passed is secured and private. Installing an SSL certificate in Kerio Connect allows users to access...
How to Fix NET::ERR_CERT_WEAK_SIGNATURE_ALGORITHM Error in Chrome
What Does ERR_CERT_WEAK_SIGNATURE_ALGORITHM Error Mean? The NET ERR_CERT_WEAK_SIGNATURE_ALGORITHM is a common error that users may encounter when trying to access certain websites using Google Chrome. This error indicates that the certificate presented by the website...
How Does SSL Work?
SSL (Secure Sockets Layer) is a standard security technology that establishes an encrypted link between a web server and a browser. This link ensures that all data passed between the web server and browsers remain private and secure. SSL is an industry standard and is...
Unknown Publisher Security Warning in Windows 10: How to Fix It?
Why "Unknown Publisher Security Warning" Appears The "Unknown Publisher" security warning in Windows 10 appears when you try to install or run an application that a trusted publisher does not digitally sign. This warning is there to protect your System from...
HTTP vs HTTPS: 9 Crucial Differences You Can’t Ignore
Difference between http:// and https The Hypertext Transfer Protocol (HTTP) and Hypertext Transfer Protocol Secure (HTTPS) are communication protocols used to transfer data between a web browser and a web server. While both protocols serve the same purpose, there are...
What is an Intermediate Certificate?
Understanding Intermediate Certificates An intermediate certificate, also known as intermediate CA certificate, is used in public key infrastructure (PKI) to form a chain of trust between the root certificate authority (CA) and end-entity certificates issued to...
What is Root Certificate?
Understanding Root Certificates A Root Certificate is a digital certificate that belongs to a certificate authority (CA) and is used to sign other certificates. It is the top-most certificate in the certificate chain of trust. Root certificates are pre-installed in...