Tag Archives: Neil Schwartzman

Sendgrid Under Siege from Hacked Accounts

August 28, 2020

Email service provider Sendgrid is grappling with an unusually large number of customer accounts whose passwords have been cracked, sold to spammers, and abused for sending phishing and email malware attacks. Sendgrid’s parent company Twilio says it is working on a plan to require multi-factor authentication for all of its customers, but that solution may not come fast enough for organizations having trouble dealing with the fallout in the meantime.

Sipping from the Coronavirus Domain Firehose

April 16, 2020

Security experts are poring over thousands of new Coronavirus-themed domain names registered each day, but this often manual effort struggles to keep pace with the flood of domains invoking the virus to promote malware and phishing sites, as well as non-existent healthcare products and charities. As a result, domain name registrars are under increasing pressure to do more to combat scams and misinformation during the COVID-19 pandemic.

Spear Phishing Attacks Snag E-mail Marketers

November 24, 2010

Criminals have been conducting complex, targeted e-mail attacks against employees at more than 100 e-mail service providers (ESPs) over the past several months in a bid to hijack computers at companies that market directly to customers of some of the world’s largest corporations, anti-spam experts warn.

The attacks are a textbook example of how organized thieves can abuse trust relationships between companies to access important resources that are then recycled in future attacks.