According to a Thinking that was drip by Teddy Lloyd, he mentioned there are three types of computer hackers, which are as I list below for you;

Three types of computer hackers
– The white hat hackers
– The grey hat hackers
– The black hat hackers

Then he quotes”-”

“Each of those computer hackers execute their hacking activities with different intend and motives, as you can well differentiate their intentions by their hats — as you read above. However, the black hat hackers are the most dangerous of all. Cheers!”.

In my own words… I hope this was able to help answer your Thought.

To index the web, first you need to identify the server from which you want to index from the web, secondly you need to specify your indexing term, phrase, or query, then you can launch the indexing process.

Metadata web indexing involves assigning keywords, description or phrases to web pages or web sites within a metadata tag (or “meta-tag”) field, so that the web page or web site can be retrieved with a list. This method is commonly used by search engine indexing.

How we can use the internet wisely – Set up secure passwords for your family, and remind children not to give them out to anyone. Ensure they are in the habit of signing out of online accounts if they use them outside the home, for example at school, in a cybercafe or in the library. Instilling responsible internet conduct is really first prize.