FILTERING

1. filtering facts

2. Different types of filters

2.1. filtering email scams

2.2. Barracuda Web filter

2.3. School Internet Filtering

3. Filtering around the world

3.1. Austrailia to introduce mandatory internet filter

3.1.1. Filter protest

3.1.2. newspaper article

3.2. China

4. School e-safety

4.1. Becta