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You can't buy data hygiene 2021-04-23 UTC Over the past few years, dozens of data hygiene services have come on the market. But are these services really delivering?... (>) Some attack vectors Spamhaus is observing in early 2021 2021-01-27 UTC As we gallop apace into 2021, our researchers often get asked what the current trends and themes are they're seeing.... (>) Tracking Qbot 2020-07-16 UTC Qbot (aka Quakbot or Qakbot), is a piece of malware originally designed to enable bad actors to conduct financial fraud.... (>) French government provides spam lists 2017-05-30 UTC The government of France provides lists of email addresses to French political candidates for them to use when sending campaign emails. Unfortunately these lists have many spamtrap addresses on them. Our spamtrap email addresses cannot have been legitimately subscribed to this list, and most assuredly do not belong to French voters. The presence of spamtraps is evidence that other addresses on... (>) Network Hijacking on the Rise 2016-09-26 UTC As we discussed in a previous article, allocations of IP addresses (IPv4 addresses) are getting hard to come by, especially for spammers. Because the IP addresses they use quickly get a bad reputation as sources of spam, spammers constantly need fresh IPs that are... (>) Subscription Bombing: COI, CAPTCHA, and the Next Generation of Mail Bombs 2016-09-16 UTC Internet harassment is becoming an increasingly ugly and widespread issue, and over the weekend of August 13-14 it spilled into territory we could do something about. After a few weeks of low level activity, over that weekend some unknown cyber criminals launched a targeted attack on over 100 government email addresses, using bots to create mailing list subscription requests at the rate of over 1000 per minute. Effectively, this was a denial of service attack, rendering the government mailboxes useless for considerable time. Over the next couple of months the targets expanded from government addresses to others, some of which were targeted and timed to be especially disruptive.... (>)

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