The NithuDev journal
Practical guides to website performance, security, SEO, ecommerce, automation and redesign. Understand what needs fixing, compare your options and plan your next website project.
The guide library
242 published guides · Page 19
A backup is useful because it contains enough information to recover a website. That same completeness makes an exposed backup dangerous. A downloadable database export or full-site…
Read the guideA premium plugin offered through an unofficial download site may look like a useful saving. The hidden cost is uncertainty: you do not know whether the archive…
Read the guideAn email saying your store has a critical vulnerability creates pressure to act quickly. That pressure can be the trap. WooCommerce has published an advisory about phishing…
Read the guideWordPress published version 7.1.4 on 28 October 2026 as a security release and recommends updating immediately. For a business owner, the practical question is how to get…
Read the guideA developer may need access to fix a website, but “send me every password” is not a useful access plan. The right arrangement identifies the job, the…
Read the guideA folder full of logs is not the same as useful security monitoring. To help during an incident, records must answer a question, survive long enough to…
Read the guideA staging site is useful because you can test a change before customers encounter it. It becomes dangerous when the copy retains live credentials, sends customer emails,…
Read the guideA hosting suspension can leave you unable to open your WordPress dashboard or inspect the public website. The next step is not necessarily to buy another server…
Read the guideA WooCommerce checkout that redirects unexpectedly, displays an unfamiliar payment option or loads unexplained code needs a careful response. Refreshing the page until it looks normal is…
Read the guideWhen WordPress cannot upload an image or apply an update, changing everything to fully writable may appear to fix the problem. It can also give the wrong…
Read the guideA firewall rule can reduce unwanted traffic and still be a poor rule for your business. If it also challenges a payment callback, blocks an editor’s save…
Read the guideA file-integrity check compares installed files with a reference. That makes it useful when investigating unexpected WordPress changes, but it is not a complete malware assessment. A…
Read the guideFrom understanding to implementation
I’m Nithu / Suthakaran Nithursan. I build, repair and improve websites, with services covering performance, security recovery, Shopify and clinic websites. These guides help you ask better questions; a project review helps define the work your website actually needs.
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