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. […]
WordPress & WooCommerce: modifying the ‘Edit order’ page.
The ‘Edit Order’ page can be modified; more specifically, the ‘Order actions’ metabox can have custom actions added to it. Recently, I needed to add the ‘Cancel Order’ function to this list of ‘Order actions’ in the metabox. It’s always handy, to further your understanding of the internals, to have some official WordPress & WooCommerce […]
WordPress & WooCommerce: Modifying the cancel_unpaid_orders function
WooCommerce will schedule a task to cancel any unpaid orders. The number of minutes after which the unpaid orders will be cancelled is specified at WooCommerce -> Settings -> Products -> Inventory -> Hold stock (minutes). Ordinarily, this function will cancel any & all orders but it can be modified & overridden to, for example, […]
Email Server Admin Tools & Methods
Example server is running CentOS 7, with Postfix, Dovecot, Amavisd, and Clamd. ISPConfig 3.1 is our main server management tool. There is a cron job which checks the expiry date of the security certificates. If the expiry date is within a few days, the cron job obtains a new certificate via Let’s Encrypt. (We need […]
Adding admin user to WordPress database
From: http://www.dnawebagency.com/how-to-add-an-admin-user-to-wordpress-database/ Editing the wp_users table Click on the table you want to view Click on the Insert tab We will need to insert a row into the database with our admin users information. Click on the “Insert” tab in order to bring up the phpMyAdmin insert form. Insert the following information: user_login – this […]
Given maillog message id, find message in Dovecot
Recently, I needed to look at the message sources referenced by message ID within the maillog. Dovecot does not directly reference the message ID within the filename. Knowing the mailbox user, using the doveadm utility, I was able to search the user’s messages for the matching message ID, which provided two space delimited fields: the […]
Enabling redirect to HTTPS (secure HTTP) for your WordPress or other site
Most web hosting control panels now offer integration with Let’s Encrypt for free SSL/TLS certificates. With the click of a button, you can allow secure HTTP connections to your website. If you have a WordPress CMS installed here’s how you can ensure that any connections to your website are via HTTPS: Log into your WordPress […]
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Android security alert, Stagefright flaw: What to do?
A major security flaw has been discovered in Android operating systems, versions 2.2 & onward; it has been termed Stagefright. Miscreants can take control of affected Android devices simply by sending a specially crafted multimedia text message. Apparently, up to 1 billion devices around the world are at risk. Imagine a scenario where someone takes […]