With the high cost of servers, you probably ended up choosing a cheap hosting company instead of purchasing one for your business. They can cost thousands of dollars. However, the idea of having your own file server in-house may be something you think about often.
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Hackers Sending Illegal Images to Harmless Sites.
Filters or not, hackers will find a way. Nothing demonstrates that better than a recent story out of the UK, on the heels of the mandatory ISP filters for pornography their government is talking about imposing.