Tuesday, 18 December 2012

Crime and crime prevention


Spam texting

How to prevent spam text messages:


1. Guard you phone number

Your mobile phone number is a valuable piece of information and something that spam messengers are trying to get your number.
Do not give out your mobile number when registering for websites online and don’t post your number on any internet site where it could be picked up and passed on without your knowledge.
In most cases you can refuse permission for the company to share your details with third parties, so make sure you tick or un-tick the “share details” option when filling in registration forms.
2. Don’t reply to spam messages

While legitimate marketing and advertising text messages can be stopped by texting STOP or STOP ALL to each message, if you receive a spam message replying in this way is a bad idea.
This is because it will notify the sender of the spam message that your mobile number is active and in use and could lead to you receiving more messages.
3 Check your bill

Several people are finding that they are being charged for receiving spam text messages – sometimes anywhere up to £5 a message!
This can quickly make your bills rocket, so make sure to check each bill and report these
In most cases you can refuse permission for the company to share your details with third parties, so make sure you tick or un-tick the “share details” option when filling in registration forms.
Statistics
·        Spam accounts for 14.5 billion messages globally per day accounts for 14.5 billion messages globally per day.
·      According to a study by the Radicati Research Group Inc., a research firm based in Palo Alto, California, spam costs businesses $20.5 billion annually in decreased productivity as well as in technical expenses.
·         Advertising-related email accounts for approximately 36% of all spam messages. The second most common category of spam is adult-related in subject and makes up roughly 31.7% of all spam
how technology has changed how crime is committed and how it is detected.
Crime Prevention
 – CCTV
– street lighting
– citizen protection devices(e.g. mace,
tasers)
– metal detectors,
– ignition interlock systems(drunk drivers)
– Threat assessment instruments
– facial recognition software used in
conjunction with CCTV






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