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Many of these articles are for self-reference. Some are written unedited in the midst of a troubleshooting session. If a few of them appear a bit rough, that’s why.


Postfix – certificate verification failed

Postfix Logo

Another email server issue. Coincidentally, I noticed an error in the maillog when sending to my email address. Mar 2 15:13:40 mail postfix/smtp[28811]: certificate verification failed for[]:25: untrusted issuer /O=Digital Signature Trust Co./CN=DST Root CA X3 As it turned out, there was nothing wrong with the certificate or the issuer on the receiving end. […]

WooCommerce Variable Products

WooCommerce Variable Products

You can log into the staging site to test your changes before publishing to the live site, at 1. Change product from ‘Simple Product’ to ‘Variable Product’. 2. In the ‘Product data’ menu to the left hand side, click ‘Attributes’. Change ‘Custom product attribute’ to ‘Package Size’. Click ‘Add’. 3. Enable ‘Visible on the […]

Configuring Outlook 2016 For Your IMAP Server

Configuring Outlook 2016 For Your IMAP Server

The following describes the correct settings for Outlook 2016 for your IMAP server. When firstly adding the account. Account Type: IMAP Incoming mail server: Outgoing mail server (SMTP): User Name: Full email address. Ensure that “Require logon using Secure Password Authentication (SPA)” is unchecked.  We have a secure mechanism in place but we […]

Cloning a WordPress Site – Guide

Dolly the Sheep - The Original Clone

cloning: -copy files to working directory (not in a live environment which can be accessed via HTTP) -copy database; create a new user and password for the database. -edit wp-config.php –database credentials –secret keys –any directory related entries –set jetpack to developer -also check wp-settings.php –historically, there haven’t been hard coded directories in here, but […]

Security Certificates: How To Obtain Free Certificates; Why You Might Want To Buy One

Security Certificates: How To Obtain Free Certificates; Why You Might Want To Buy One

What Are Security (SSL) Certificates & Why Do You Need One For Your Website? Security certificates provide the means for private, encrypted communication between your website & your viewers via HTTPS.  If you visit a website which is secured via HTTPS, there will be a green padlock in the location bar of your web browser. […]