Dug Song
Founder Funder at U.S. Economic Development Administration
Ann Arbor, Michigan, United States
Summary
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SeniorDug Song is a seasoned software leader and founder based in Ann Arbor, Michigan, with 24 years of experience building security-focused platforms and startup ecosystems. As co-founder and former CEO of Duo Security, he steered the company to a multibillion-dollar acquisition by Cisco and later led Cisco Security as Chief Strategy Officer. Today he combines entrepreneurship and philanthropy as Founder & Funder of Song United, Co-founder & Chair of the Michigan Founders Fund, and Co-founder & Chair of the Song Foundation, advancing community wealth and equity in Southeast Michigan. He serves on national and regional boards, including the U.S. Department of Commerce's National Advisory Council for Innovation and Entrepreneurship and the Detroit Regional Chamber, shaping innovation policy and economic equity. An active open-source contributor, his duo_unix work demonstrates a hands-on commitment to robust, secure software while guiding investment and community initiatives.
24 years of coding experience
27 years of employment as a software developer
Stackoverflow
1reputation
0reached
0answers
0questions
Github Skills (11)
auth10
c1710
authentication10
unix10
c1110
sys10
nix10
openssl10
security10
error-handling9
configuration-management8
Programming languages (2)
Github contributions (5)
duosecurity/duo_unix
Mar 2011 - May 2012
Duo two-factor authentication for Unix systems
Role in this project:
Back-end Developer
Back-end DeveloperContributions:202 commits in 1 year 2 months
Contributions summary:Dug focused on enhancing the security and robustness of the Duo two-factor authentication for Unix systems. Their contributions involved improving error messages, handling configuration issues, and synchronizing code between the login and PAM modules. Furthermore, the user addressed potential vulnerabilities by bailing on empty keys, which increased the overall security of the project.
unixpamyubikeysecurityauthentication
insomniacslk/libdnet
Oct 2001 - Sep 2010
Contributions:645 commits in 9 years
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