Brad Slavin is a results-oriented General Manager and entrepreneur with 11 years leading SaaS email security and deliverability solutions from San Diego. As head of DuoCircle and founder of projects like Netstumbler.com, he blends product vision, hands-on operational leadership, and a deep understanding of email authentication (SPF, DMARC) and anti-phishing defenses. His work has influenced vendor security defaults and helped large MSPs and hosting providers manage complex domain portfolios and deliverability reputations. Brad pairs an MBA in Marketing and a background in design with a pragmatic, proactive leadership style focused on preventing issues before they escalate. He’s active in the InfraGard community, reflecting a commitment to public-private collaboration on IT sector resilience.
11 years of coding experience
MBA, Marketing, MBA, Marketing at National University
BA, Graphic Design, BA, Graphic Design at San Diego State University
Setup guide for Office 365 Administrators who are unable to use ATP to configure SPF, DKIM and DMARC.
Contributions:11 commits, 9 pushes, 2 branches in 5 days
dkimdmarcoffice365spfphishing
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