Guest Post: Study finds more than 40 STARTTLS-related security flaws in many different software products, both client-side and server-side.
Text protocols can be read by humans, but they come with drawbacks. Do we need them?
Guest post: Domain Name System Blocklists have their own specific advantages for inbox protection.
Guest post: If you run your own email infrastructure you will need content filtering, so get up to speed on Domain Name System Blocklists.
Guest post: Between data breaches and problems with third-party management, there are compelling reasons for a DIY email approach.
Guest Post: Help researchers understand how well and secure email servers are setup.
Protect your users from phishing, fraud and malware by using SPF, DKIM and DMARC.
Guest Post: Setting up and maintaining your own mail server can help keep your data firmly under your control.
Guest Post: DNS-based Authentication of Named Entities (DANE) for SMTP provides a more secure method for mail transport.
Guest Post: Simple Mail Transfer Protocol Transport Layer Security Reporting is a new feature included in open source network and security configuration assessment tool.