There’s a handy way to knock all distributed SMTP AUTH attacks on the head by switching off the advertising of SMTP AUTH to all but specified IP addresses and IP address ranges. It works perfectly. For details on how to achieve this on a WHM/cPanel server, see here: http://sysadmintips.in/advanced/csf/exim Great! However there’s a problem. Many many people like to use … Read More
CloudFlare & WHM/cPanel Apache Server Firewall Conflict
CloudFlare adds another level of security and resilience in front of our dedicated server. It’s an excellent idea and for basic use, it’s completely free. Fab. However, there’s a problem. Because all server traffic which is routed via CloudFlare effectively comes from CloudFlare, and because it’s imperative CloudFlare’s IP address ranges are never blocked (because one bad apple would spoil … Read More
CSS Only Method To Change IMG URL At Different @media screen Sizes
I’ve been trying to keep Google PageSpeed Insights happy with my new websites at all possible screen resolutions, whilst simultaneously trying to make the sites look good on all devices, while at the same time relying on as little javascript or server-side processing as possible. One problem I’ve had is that although it’s relatively easy to switch in a different … Read More
Optimising WordPress Installation For Google PageSpeed Insights
I decided to implement Aetherweb’s own site using WordPress partly as a learning experience (it’s my first play with WordPress 4+) and partly because it made things quick and easy. As soon as I launched the new site live I navigated to Google PageSpeed insights: https://developers.google.com/speed/pagespeed/insights/ I discovered a considerable number of issues with image optimisation, above the fold javascript … Read More
A New Website For Aetherweb
Check it out, look around, let me know if something’s amiss. This new website replaces the old, original which was launched in 1999 – and which was 15 years old! More than a little overdue 🙂
Welcome to Aetherweb’s Blog!
I’ve been meaning to start a blog for Aetherweb for some time – and I’ve finally got round to doing it. I think it will be useful for me as a reference, but also for other people who are working on the same things as I am, and who are searching the web for an answer to a problem I’ve … Read More