When security fails due to a few factors website will make your website technical problems can be very difficult to repair if the hacker has full scan and change your data. You care daily content for the website but failed security makes the hacker or competitor makes a bad play your website hacked. Having acknowledged that many small sites will be less than hacked by no names, are less keen on. But these small sites with security vulnerabilities that target weak sites can not be ignored by hackers. So no site is absolutely safe, can not hack, but at least need to have the minimum measures to defend, at least for the novice hacker you.

Why your website by hackers snooping?

There are many security vulnerabilities can open Status webiste makes your site has been hacked. These errors can be objective technical faults or fault of a certain individual. Here is a list of errors that can be exploited:

1. Account information and personal passwords leaked

A lot of people to the site hacked romantic flashed under this type of error. The password is too simple prone to detect just a few simple movements. Habit account sign in anywhere, or stay long pass in time also increases the risk of losing the account.
2. The major hazard from share hosting

Share hosting is popular jobs in Vietnam. Hosting na is a big house, in which the split sites in different rooms in the same house. When the host server is attacked or put a website on it is attacked, the risk is very high all the hosts put together a website was also attacked under.
3. Security vulnerabilities from plugins, themes, outdated version of word press.

Many cases hacked by plugins, themes are outdated, they are exploited to gain administrative rights website quickly. We rarely have the habit of updating outdated plugins or themes, simply because the majority of users, effective from older versions than enough for your needs. However, with the hackers what you're doing really quite lovely.
4. Other causes

There are dozens of other causes that your site has been hacked. Web self-tuning, install something (unfortunately malicious), inadvertently revealing account information ...

How do I know your site has been hacked or not?

When websites are hacked, most users will detect errors quickly. The error may appear as:

Unable to normal site
When the site was moved to a completely different page that you do not know
Appear strange links ...

If you see signs of abnormalities, most likely your site has been hacked, please check back.
Tools webmaster tools will provide you with unusual but information relating to the website. If the site has been hacked or abnormal changes, we will quickly be updated here, please pay attention to the webmaster tools often to get the necessary treatment immediately!

Examples of websites with malicious code hack:

I have a small site, and unfortunately have been hacked without knowing it, the damage is not large but is still expensive lesson for site security. When accessing the website, your website does not contain content related to the data you've done before. After checking in, only to discover a lot of broken links, even after the search from google search results, click on the website link from Google's search results, the site was transferred again into a strange or foreign. Check webmaster tools, saw a notice that the website had been hacked. Continue checking, robots.txt file was strange and insert a piece of code that is the cause.

The code in robots.txt file as follows:

"### ### FILE BEGIN
#
# Allow-all
# DR
#
# The use of robots or other automated means to access the eBay site
Without the express permission of # eBay is Strictly prohibited.
Notwithstanding the foregoing #, eBay automated sewing permit access to
# Access Certain eBay pages for the limited purpose but Soley of
# Gồm content in publicly available search engines. any other
# Use of robots or failure to obey the Robots Exclusion Standards set
# Forth at is Strictly
# Prohibited.
# v3
#
... .. "

With this code, your site naturally update all content on Ebay, from a normal news site it has become the perfect sales site.
Measures to reduce the risk of faulty security website (hacked)

The first thing you need to remember is that no site that can not be hacked. But not so you do not carry goods of basic security measures, it can not protect you absolute but enough so that you avoid the fuzzy chick hacker.

1. Back up data
Back up data regularly, when a failure occurs you can recover without losing too much (of course this is only relative).

2. Secured with password
Do not set the administrator password is too simple, use a different character groups (?: @ #! $ ...), The digit or letter to ...

Account login restrictions in the public network,
Change the habit pass frequently, not to one password for too long.
There will be better own hosting, hosting provider can choose the security and good support.

3.Plugin

Install plugins or themes restriction of unknown origin. Just install them as ensure safe and really needed.
Remember to update plugins, themes and wordpress version to remove errors from the previous version.
Me installed applications with the ability to protect and detect threats to hack the site (using a paid service will be worth its value for money.)

Above, are some things you want to share on the protection of sites, avoid hacking, data loss. The security of the website is one of the things you always have to monitor to protect data against hackers website.