![What is a VPN? Should I use a VPN?](https://www.warrenasia.com/images/thumbs/header/blog/23-what-is-a-vpn-and-should-i-use-a-vpn.jpg)
As more people have been working from home this past year, the government relaxed regulations allowing usage of VPNs (Virtual Private Networks) that are not provisioned by telecom companies. That’s probably one of the reasons why VPN usage has shot up in India in the past year.
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![Understanding Domain Names, DNS server, Web Hosting server and Email Hosting server](https://www.warrenasia.com/images/thumbs/header/blog/21-understanding-the-connection-between-domain-names-dns-server-web-hosting-server-and-email-hosting-se.jpg)
Here is a quick guide to understand the different pieces that are required when setting up a website.
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![Understanding the basics of website security](https://www.warrenasia.com/images/thumbs/header/blog/16-what-is-tls-ssl-https-security-certificate-sni.jpg)
Website security is important; especially these days, with increasing attacks and injections. While there is an extensive list of factors that need to be covered, we'll go over the basics of encryption and security certificates in this blog post.
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![After registering a new domain name, why do I get spam emails and calls?](https://www.warrenasia.com/images/thumbs/header/blog/15-why-do-i-get-spam-after-registering-a-new-domain-name.jpg)
Unfortunately, this has become a common occurrence and happens to almost everyone who register a new domain, with any registrar.
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![What is bandwidth usage?](https://www.warrenasia.com/images/thumbs/header/blog/10-what-is-bandwidth-usage.jpg)
When you purchase a hosting package, it comes with a certain amount of disk space and monthly bandwidth.
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![How to safely store passwords in a database?](https://www.warrenasia.com/images/thumbs/header/blog/4-what-is-the-best-way-to-store-passwords-safely-secure-hashing-encryption-salt.jpg)
While writing some new code today, I re-visited the sensitive topic of 'passwords'.
Click to read moreTags: Website, Password, Passwords, Encryption, Hash, Hashing, Salt, Security, Hacking, Websites, Safety, Users, Database
![How to rank higher on Google - Search Engine Optimization](https://www.warrenasia.com/images/thumbs/header/blog/3-how-to-rank-higher-on-google-search-engine-optimization.jpg)
Until a few years ago, SEO used to be about targeting set "key phrases". You could build hundreds of links with the exact phrase that you wanted to rank for, place that phrase multiple times in your website content and most often you would get a first page result for that phrase.
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