Canadian computers — many of them unwittingly — send out over nine billion spam e-mails a day, almost five per cent of all global spam traffic, according to a report from network and internet security firm Cisco.
In an annual security report released Monday, Cisco estimated almost 900 billion messages per day, or 90 per cent of all e-mails sent worldwide — can be defined as spam, double the volume of the previous year.
E-mail spam is rarely sent from the computers of the spammers themselves, the report said. Instead they use a number of techniques, from phishing scams, to e-mail with attached malware, to hijacking the computers of unwitting people. The spammers then use these networks of computers — called botnets — to send out more spam.
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In an annual security report released Monday, Cisco estimated almost 900 billion messages per day, or 90 per cent of all e-mails sent worldwide — can be defined as spam, double the volume of the previous year.
E-mail spam is rarely sent from the computers of the spammers themselves, the report said. Instead they use a number of techniques, from phishing scams, to e-mail with attached malware, to hijacking the computers of unwitting people. The spammers then use these networks of computers — called botnets — to send out more spam.
Read full story
What do you do to stop spam?
More...
