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As you may be aware, a serious bug in the OpenSSL library was recently discovered (CVE-2014-0160). The OpenSSL library handles SSL encryption for the majority of sites on the Internet. We conducted a prompt investigation on April 8th, 2014 and found only one vulnerable machine which was immediately mitigated. As an added precautionary measure, we […]

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UPDATE:  Yahoo Speaks Out About Recent Policy Changes Over the last 48 hours the Yahoo.com domain has implemented a change in its DMARC policy. DMARC, which stands for “Domain-based Message Authentication, Reporting & Conformance” is an email authentication policy record that aims to prevent from address spoofing. The change in the DMARC policy implemented by […]

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Laura Atkins over at the Word to the Wise blog posted an interesting article on undocumented changes that seem to have taken place behind the scenes at Yahoo Mail.  Multiple sources are reporting an increase in “invalid user” or hard bounces at Yahoo over the last couple of weeks.  It appears that Yahoo is not only revamping […]

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What is backscatter spam? Backscatter spam is misdirected bounce messages sent by mail servers, typically as a side effect of incoming spam. When an email message cannot be delivered oftentimes a bounce message or non-delivery report (NDR) is generated and sent back to the original sender of the message. When these reports become misdirected or contain […]

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New Injection API Now Available At SocketLabs we constantly look for ways to add value through new functionality to our hosted SMTP relay service SocketLabs On-Demand.  Our new Injection API is one of those value-added features that provides developers with a new, flexible way to inject outbound email messages into our SocketLabs On-Demand service for delivery without using […]

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If you are securing your outbound email with DomainKeys or DKIM, please be aware of the key-length you are using.  It has recently come to light that using DomainKeys or DKIM (DomainKeys Identified Mail) with key lengths of less than 1024-bit could enable others to forge messages from your domain. This is important to everyone, […]

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Hurricane MTA Server Version 2.0 Today we are pleased to announce version 2.0 of our industry leading Hurricane MTA Server.  Hurricane MTA Server 2.0 is the next evolution of our high performance, high deliverability MTA. Under the Hood Running our own cloud SMTP service, which we built on top of Hurricane MTA Server, has given […]

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We had put off implementing DomainKeys in Hurricane Server due to the multitude of other tasks that were at hand. But at the 9th hour it looks like DomainKeys functionality will make it into the new release. I am very happy about this because using DomainKeys will enable more of your mail to get delivered […]

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