"Blog" is an abbreviated version of "weblog," which is a term used to describe web sites that maintain an ongoing log of information. It is usually presented as a list of entries in reverse chronological order.
If you plan to start your own blog website, the best choice for a blog application would be WordPress. WordPress is an Open Source blogging platform which offers a rich set of features and plugins.
NOTE: As a courtesy, we provide information about how to use certain third-party products, but we do not endorse or directly support third-party products and we are not responsible for the functions or reliability of such products.
Comment Moderation is very effective in addressing unwanted comments. The best defense against comment spam is just watching your comments.
Still if your blog is popular among people it will be popular among comment spammers as well and you may not be ale to do the heavy lifting all by yourself.
Luckily there are some great tools that can help. Akismet which comes installed with each of our WordPress hosting plans is a great service. Just sign up at http://akismet.com/ and send us the API key and we can do the rest.