PEM, DER, CRT, and CER: X.509 Encodings and Conversions
How to recognize and work with PEM and DER digital certificate files: common file extensions, visual examples, and conversion with OpenSSL.
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SSL.com Support Team
Author - Content Administrator
398-Day Browser Limit for SSL/TLS Certificates Begins September 1, 2020
Certificates issued on or after September 1, 2020 with a validity period of greater than 398 days will not be trusted on Apple’s devices and Safari browser.
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Java Code Signing Guide
Guide to Java code signing with OV/IV and EV certificates from SSL.com. Includes instructions for macOS and Windows, including YubiKey driver configutation.
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AddTrust External CA Root Expired May 30, 2020
The AddTrust External CA root certificate expired on May 30, 2020. Replacement intermediate and root certs are available for affected SSL.com customers.
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SSL.com Joins CA Security Council (CASC)
On May 15, 2020, SSL.com joined the CA Security Council, a group of CAs that work to promote best practices for digital certificates and internet security.
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Configuring Your Business Identity Document Signing Certificate and YubiKey with Adobe Acrobat on macOS
This how-to will show you how to configure your Business Identity document signing certificate and YubiKey FIPS to work with Adobe Acrobat in macOS.
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Register with Windows Hardware Developer Program
How to register with the Windows Hardware Developer Program, which is required to code sign both kernel-mode and user-mode drivers in Windows 10.
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Create a New Website in Windows IIS 10
How to set up a new website in Internet Information Services (IIS) 10. The same basic procedures apply to IIS 7 and 8.
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Unblock YubiKey PIN
Follow these steps to unblock your YubiKey PIN and get back to signing code and documents.
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Access Your YubiKey FIPS PIN and PUK
How to view your YubiKey’s PIN and PUK so you can get started with your SSL.com EV Code Signing or Business Identity certificate.
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Order and Install Personal Basic Email and ClientAuth Certificates
This how-to will walk you through ordering and installing a Personal Basic Email and ClientAuth certificate from SSL.com.
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SSL.com Joins Cloud Signature Consortium (CSC)
On May 5, 2020, SSL.com joined the Cloud Signature Consortium (CSC), allowing us to make meaningful contributions to digital cloud signing standards.
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Configuring Client Authentication Certificates in Web Browsers
This how-to will show you how to make sure that Chrome, Edge, IE, Firefox, and Safari are configured to use client authentication certificates.
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March 2020 Security Roundup
March’s roundup includes information on staying safe online during the COVID-19 pandemic, changes to Google Chrome’s release schedule, and CRLite.
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Using the SSL.com Sandbox for Testing and Integration
SSL.com’s Sandbox, a clone of our production release of the SSL.com portal and SWS API, lets developers freely experiment with our services.
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How can I check if a website is run by a legitimate business?
The UI of many browsers makes it hard for users to avoid phishing websites. Here’s how to look for validated information about a website’s owner.
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Proving Possession of a Private Key
You can use OpenSSL to show proof-of-possession (POP) of a private key by signing a test file with it. Works for both RSA and ECC keys.
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SSL/TLS Automation for the Internet of Things (IoT)
IoT and IIoT manufacturers can work with SSL.com to securely automate the issuance and renewal of publicly trusted SSL/TLS certificates for their devices.
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Enable Linux Subsystem and Install Ubuntu in Windows 10
How to enable the Linux subsystem in Windows 10 and install and upgrade Ubuntu Linux.
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Export Certificates and Private Key from a PKCS#12 File with OpenSSL
How to extract the certificates and private key from a PKCS#12 file (also known as PKCS12, PFX, .p12, and .pfx) with OpenSSL.
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Key Generation and Attestation with Yubikey
How to generate a key pair and attestation certificate on your YubiKey FIPS to order EV code signing and document signing certificates.
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February 2020 Security Roundup
February’s roundup covers shorter-lived certificates in Apple Safari, DoH in Firefox, the decline of TLS 1.0 and 1.1, and mixed content blocking in Chrome.
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Apple Limits SSL/TLS Certificate Lifetimes to 398 Days
Apple has announced that the maximum lifetime of trusted SSL/TLS certificates on its devices and Safari browser will be limited to 398 days.
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Binding in Windows IIS 10
How to bind an SSL/TLS certificate to a particular website, port, and/or IP address in IIS 7, 8, or 10.
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Install an SSL/TLS Certificate in Windows IIS 10
This how-to will walk you through installing an SSL/TLS certificate in IIS 10. These procedures will also work in IIS 7.x and 8.x.
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SSL.com Support Team
Author - Content Administrator
