+1.408.246.8253
`
`DAVID H. CROCKER
`dcrocker@bbiw.net
`
`www.bbiw.net
`
`Extensive management, marketing, design and development experience for Internet-related businesses. Emphasis
`on innovative opportunities and aggressive delivery schedules. Orientation towards program and project
`management, business and marketing analysis, and operations and customer support. Primary contributions in
`design and development of large-scale distributed architectures, communication protocol standards, electronic
`mail systems and human usability.
`
`Experience
`
`Principal, Brandenburg InternetWorking, 1991 - Present
` Consultancy specialized in guiding the design of distributed information technologies, products and
`businesses, from planning and design through development and evolution; emphasis on inter-working with
`existing and competitive services, and focusing on using intranets and the Internet
` Participate in planning, funding and development of Internet startup businesses and products
` Founded:
` Portola Communications, producing email server technology; purchased by Netscape
` Boldfish, producing software and service for subscription bulk mail sending and tracking
` TribalWise, producing knowledge management software for escalated product support
` Internet Mail Consortium, an industry trade association
` Assist in development of intellectual property claims and serve as expert witness
` Example projects
` Assisted specification of SPF, DMARC and DKIM email authentication standards.
` Lead email anti-abuse (spam, phishing) efforts based on authenticated trust services
` Created specification to support of multi-homed or mobile Internet hosts
` Led standards effort for facsimile and EDI over the Internet
` Planned administrative enhancements to Internet domain name system
` Created business and functional analysis of mass-market advanced electronic mail service
` Specified extensions to Internet email and information services
` Designed transport-independent deferred-attachment API
` Designed TCP/IP network over ATM-based interactive cable television service
` Current advisory roles
` Messaging, Malware and Mobile Anti-Abuse Working Group (M3AAWG)
` Trusted Domain Project, board member
`
`Manager, Network Systems Lab, Digital Equipment Corp., 1989 - 1991
` Created strategic technology-transfer group to assist corporate efforts with TCP/IP. Developed early
`internetworking firewall, router and network management products
`
`Vice President, Engineering, The Wollongong Group, Inc., 1987 - 1989
` Led product development across 9 product lines – end-user and OEM software, including complete TCP/IP
`stack, ISO-OSI stack, SNMP-based network management station and TCP/OSI transition
` Managed team of 50 for engineering, configuration management, project support, and IT services
` Created pattern of meeting delivery schedules, with individual accountability and reward
`
`Twitter-Google Exhibit 1088
`Twitter and Google v. BE Tech
`IPR2021-00482 / IPR2021-00483 / IPR2021-00484 / IPR2021-00485
`
`

`

`Development Manager, Ungermann-Bass, Inc., 1985 - 1987
` Delivered initial suite of TCP/IP hardware products
` Project managed LAN/X.25 gateway; re-oriented program to make on-schedule delivery
`
`Director, System Development, MCI Digital Information Services Corp., 1983 - 1985
` Created application, directory and data processing components for MCI Mail, a national email service.
`Developed interactive, remote-batch and Telex access for 140,000 users, as well as hardcopy output with
`letterhead and signature graphics, and access for communicating word processors
` Led design activities, integrating range of platforms. Interfaced with departments and major sales contacts
`
`Co-Principal Investigator, Electrical Engineering, Univ. of Delaware, 1978 - 1982
` Developed Unix-based distributed facility for relaying mail among architecturally heterogeneous networks,
`which served as an exemplar for now-classic email UA/MTA architecture
` Operated mail relay service for the Army Materièl Command and NSF's CSNet, precursor to NSFNet
`
`Researcher, The RAND Corporation, 1975 - 1978
` Developed early Unix-based email user and transport software system
`
`Professional
` Member, IETF Administrative Oversight Committee (IAOC) and IETF Trust (2011-2013)
` IEEE Internet Award - 2004, co-recipient, for contributions to email
` Participant in Internet standards efforts, including electronic mail, domain name system and transport
`standards. Led effort to standardize facsimile over Internet and electronic data interchange (EDI) over the
`Internet. Area director for Internet Engineering Task Force (1989-1993) providing long-term technical
`management for TCP/IP Internet network management, standards process management and service
`applications (middleware)
` Program committee chair/member for Conference on Email and Anti-Spam; Interop
` Session chair and presenter at conferences, including M3AAWG, IFIP Itrust, N+I Interop, Electronic
`Messaging Association, APRICOT, RIPE, EMail World and Unix Expo
` Presenter of numerous classes on the Internet, TCP/IP and open systems networking
` Author of book chapters, magazine articles, presentations and specifications on open systems networking,
`standards, electronic mail and electronic commerce
` Chaired Silicon Valley–Public Access Link, a non-profit ISP for the under-served
` Area Director, IETF, for Network Management, Middleware, and Standards Process (1989-1995)
`
`Personal
`
`Education
` Doctoral Program, Univ. of Delaware, Computer Science, Sept. 78–Dec. 82.
` M.A., Annenberg School, USC; Communication. 1977
` B.A., UCLA; Psychology. 1975.
`Publications and Presentations
` See: bbiw.net/musings.html
`Member
` Association of Computing Machinery
` Institute of Electrical & Electronic Engineers, Senior Member
` Internet Society
`
`Twitter-Google Exhibit 1088
`Twitter and Google v. BE Tech
`IPR2021-00482 / IPR2021-00483 / IPR2021-00484 / IPR2021-00485
`
`