What is WordPress cloning and why is it a very useful tool? Most people think this is a dishonest technique for duplicating sites to garner more link love and rankings, and while that might have been true (and useful!) This is an entirely different endeavor.
If you do not have good protection on your site, Documents can easily get lost. Some of those files may be saved in your computer and easily replaceable, but what about the rest of them? If you lose them the first time where will you get them from again? Especially fix wordpress malware removal is very important. Many times sites have created a large number of files and have a lot of data. Recreating all that would be a nightmare, and not something any business owner wants to do.
The one I recommend, and the approach, is to use one of the generation and storage plugins available on your browser. RoboForm is liked by Lots of people, but I think after a trial period, you have to pay for it. I use the free version of Lastpass, and I recommend it for those of you who use Internet Explorer or Firefox. That will generate passwords for you.
Yes, you want to do regular backups of your site. I recommend at least a weekly database backup and a monthly "full" backup. More, if at all visit our website possible. If you make changes and additions to your website, definitely. If you have a community of people which are in there all the time, or make changes multiple times every day, a backup should be a minimum.
Pathological-looking phrases that were whitelists and black based on which field they appear within, in a page request. (unknown/numeric parameters vs. known post bodies, comment bodies, etc.).
Do not use wp_ as a prefix for your own databases. Most web hosting providers are eliminating that default but if yours doesn't, fix wp_ to anything else but that.