Spammers Moving to Disposable Domains
That approach worked well early on in the fight against spam, but as the spammers have analyzed the defenses deployed against them, their tactics have become much more devious and effective of late. New research by security firm M86 Security Labs shows that the amount of time that a spammer uses a given domain is basically a day or less. The company looked at 60 days worth of data from their customers and found that more than 70 percent of the domains used by spammers are active for a day or less.
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