In the summer of 2015, the number of SBL listings involving SoftLayer Technologies (an IBM company) increased rapidly, bringing Softlayer to the #1 spot on the Spamhaus Top 10 list of most problematic ISPs. This attracted a great deal of attention, because Softlayer has traditionally been a responsible ISP, and…

*** This is a Security Bloggers Network syndicated blog from The Spamhaus Project authored by The Spamhaus Team. Read the original post at: https://www.spamhaus.org/resource-hub/malware/brazilian-internet-users-suffer-softlayers-security-fail