The importance of TLS Reporting visibility graphic dmarcian Platform

SMTP TLS Reporting

SMTP TLS Reporting is about receiving reports from the internet regarding possible connection security issues that servers experience when connecting to your inbound email systems. Due to the open structure of the SMTP protocol, the connections between SMTP servers are susceptible to SMTP TLS downgrade attacks. The benefit of SMTP TLS reports is that it…
Vaughn Talbert
1 April 2021

MTA-STS

MTA-STS is an inbound mail protocol designed to add a layer of encryption/security between sending and receiving mail servers. It was designed to patch an existing hole in the STARTTLS protocol that allowed for communication to be unencrypted via an attacker who could remove parts of the SMTP session (such as the "250 STARTTLS" response).…
Vaughn Talbert
1 April 2021
details of dmarcian's Source Viewer overview dmarcian Platform

Source Viewer Overview

The Source Viewer is where you get a quick, digestible view of where your mail is coming from and most importantly, what level of SPF, DKIM, and DMARC coverage each of your domains have. A Source is either a server under your control or a third-party platform that’s sending email on your behalf. dmarcian has…
Vaughn Talbert
26 March 2021

What is Business Email Compromise (BEC)?

Because of the accessibility of email, we’ve seen increased abuse that has become more sophisticated over the years. Business email compromise (BEC) attacks cost organizations an estimated $1.77 billion in losses in 2019 for the US alone, reports the FBI, which received a total of 23,775 complaints related to this threat. This domain abuse has…
Vaughn Talbert
27 October 2020
DeploymentTechnical Guidance

How to implement DKIM and/or DMARC on Microsoft Exchange Server

Although many organizations are migrating to the cloud via Microsoft 365 or Exchange Online, we still see many operating their own on-premises Microsoft Exchange Server. Over the past few years we’ve seen an increase in implementations of DMARC and DKIM in various platforms. Unfortunately, there is no out-of-the-box support for DKIM and DMARC in Microsoft…
Vaughn Talbert
23 September 2020
Photo of a key dmarcian Platform

IP Safelisting Security Feature on dmarcian Platform

In the dmarcian application, you can take advantage of IP Safelisting functionality, which is available for both API access or standard login sessions for Plus and Enterprise subscription tiers. With IP Safelisting, dmarcian account administrators can set permission levels for other account users by restricting browser-based sessions to a predefined set of IP addresses. You…
John Bowers
10 August 2020
Full Detail Viewer screenshot for orientation blog dmarcian Platform

Detail Viewer Overview

dmarcian's platform receives, processes, classifies and visualizes mail from your domain so you can quickly identify SPF and DKIM authentication gaps and unauthorized use of your domains. The reporting platform runs on the most accurate source classification engine in the industry and provides you with accurate and actionable knowledge for managing your email domains. One…
John Bowers
23 July 2020
spilled ice cream Inside dmarcian

DMARC Receiver Foibles

dmarcian’s Service Director Tomki Camp has worked with email authentication technologies for over two decades and has supported DMARC implementation efforts since 2012. In this article, he talks about inconsistencies in the way some providers give feedback on DMARC, and in some instances, don't provide any at all. DMARC data provided by receivers is tremendously…
Vaughn Talbert
4 May 2020