Greater Seattle Area
- Current
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- Director, Software Development at Lenovo
- S/MIME Working Group Co-Chair at IETF
- Past
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- Co-founder, Chief Architect at Switchbox Labs
- Principal at Brute Squad Labs, Inc.
- Principal at Mango Pudding Labs, Inc.
- Senior Software Developer at Vulcan, Inc.
- Principal Engineer at Sendmail, Inc.
- Principal Engineer at Sendmail, Inc.
- Founder at Brute Squad Labs, Inc.
- Chief Architect, MMS at Tumbleweed Communications Corporation
- CTO at Worldtalk Corporation
- Chief Cryptographer at Worldtalk Corporation
- Founder, Vice President Technology at Deming Software, Inc.
- Project Lead at ConnectSoft, Inc.
- Co-Founder, Project Lead at GlobalStream Corporation
- Engineer at Pinpoint Publishing
- Recommended
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- Industry
- Computer Software
Blake Ramsdell’s Experience
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Director, Software Development
Lenovo
(Public Company; LNVGY; Computer Hardware industry)
January 2009 — Present (11 months)
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S/MIME Working Group Co-Chair
IETF
(Computer Networking industry)
March 2003 — Present (6 years 9 months)
The S/MIME working group produces the RFCs (IETF documents) that relate to the S/MIME email encryption standard, which I brought to the IETF in 1995 with RSA Data Security. Responsible for organizing meetings, milestone management, interfacing with security area directors and IETF chair, Internet Draft progression, consensus building, managing draft authors, general cat herding. Led face-to-face meetings in cities around the world. Led mailing list discussions. Progressed 30 RFCs through the working group. Co-authored RFC 2311, 2312, edited RFC 2632, 2633, 3850, 3851.
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Co-founder, Chief Architect
Switchbox Labs
(Consumer Electronics industry)
March 2008 — January 2009 (11 months)
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Principal
Brute Squad Labs, Inc.
(Computer Software industry)
February 2007 — February 2008 (1 year 1 month)
Founding Principal of internet and software technology startup. Brute Squad Labs was acquired by Sendmail Inc. in early 2004, then re-formed in early 2007 to do continuing work for Sendmail in addition to pursuing interests in other emerging technologies. Responsible for all aspects of operations, in addition to being a core technical contributor.
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Principal
Mango Pudding Labs, Inc.
(Computer Software industry)
February 2007 — December 2007 (11 months)
Founding principal with responsibility for operations and engineering with a focus on Macintosh desktop software.
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Senior Software Developer
Vulcan, Inc.
(Privately Held; 501-1000 employees; Computer Software industry)
June 2006 — May 2007 (1 year )
Worked on custom software components for the FlipStart ultraportable PC. Architect and implementor for email / contacts / calendar synchronization between Outlook and the InfoPane external display.
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Principal Engineer
Sendmail, Inc.
(Privately Held; 51-200 employees; Computer Software industry)
February 2006 — February 2007 (1 year 1 month)
Continued on a consulting basis with Sendmail to deliver new functionality in their Mailstream Manager product line.
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Principal Engineer
Sendmail, Inc.
(Privately Held; 51-200 employees; Computer Software industry)
December 2003 — February 2006 (2 years 3 months)
Productized Brute Squad Labs technology as Mailstream Manager, an email security and scanning product with antivirus and antispam capabilities.
Participated in corporate and business development and general company strategy.
Selected and integrated key third-party technologies including Cloudmark Authority, McAfee Olympus, Frisk F-Prot, eleven eXpurgate and Commtouch ctengine. Served as main technical contact for third-party vendors.
Served as IETF S/MIME working group chair.
Completed S/MIME 3.1 RFCs (RFC 3850 and RFC 3851).
Primary editor of the Open Group SMG S/MIME gateway protocol specification.
Maintained various open source projects including sendmail-jilter (a Java implementation of the sendmail milter protocol) and NTRawrite (a utility for making boot floppies).
Implemented Sender ID and DomainKeys support. Participated in protocol design discussions. -
Founder
Brute Squad Labs, Inc.
(Privately Held; 1-10 employees; Computer Software industry)
October 2001 — December 2003 (2 years 3 months)
Founded enterprise software company with a focus on creating reliable, secure, flexible platforms for enterprise policy enforcement. Sold the technology in 2003 to Sendmail, Inc.
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Chief Architect, MMS
Tumbleweed Communications Corporation
(Public Company; 51-200 employees; TMWD; Computer Software industry)
February 2000 — October 2001 (1 year 9 months)
Led architecture and implementation for SQL Server-based Messaging Management System product.
Served on Architecture and Technology Planning team with the CTO to plan future strategic technical direction. -
CTO
Worldtalk Corporation
(Public Company; 51-200 employees; WTLK; Computer Software industry)
October 1999 — February 2000 (5 months)
Oversaw company technical direction, shipped new versions of core WorldSecure Server product, led development team, evaluated exit options and sold company to Tumbleweed (TMWD) in 2000.
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Chief Cryptographer
Worldtalk Corporation
(Public Company; 51-200 employees; WTLK; Computer Software industry)
November 1996 — October 1999 (3 years )
Acted as industry evangelist for S/MIME secure email protocol, speaking at industry events such as the Electronic Messaging Association and the RSA Data Security Conference and Expo.
Co-authored IETF drafts for S/MIME v2. Edited IETF drafts for S/MIME v3.
Served as one of the key vendors of S/MIME products, offering technical guidance to other implementers.
Served on the operations council for the Internet Mail Consortium.
Responsible for technical relationships with certification authorities, other S/MIME vendors, customers and strategic partners.
Implemented and maintained server-based S/MIME implementation in WorldSecure Server.
Responsible for FIPS 140-1 compliance certification. -
Founder, Vice President Technology
Deming Software, Inc.
(Privately Held; 1-10 employees; Computer Software industry)
December 1995 — November 1996 (1 year )
Formed a new business venture with an emphasis on messaging technology and cryptography.
Chief architect and implementor for Secure Messenger Toolkit, acquired by RSA Data Security, Inc. and marketed as RSA BSAFE S/MIME-C. Responsible for technical relationships with key technology partners including RSA and VeriSign.
Wrote Eudora S/MIME plugin.
Worked on messageMCI product under contract for MCI. Implemented new features in database maintenance utility, created database backup utility, and served as all-purpose engineer.
Evaluated exit options, and helped close acquisition by Worldtalk. -
Project Lead
ConnectSoft, Inc.
(Privately Held; 51-200 employees; Computer Software industry)
February 1995 — November 1995 (10 months)
Chief architect and implementor for S/MIME security component of E-Mail Connection.
Maintained Internet e-mail portions of E-Mail Connection and messageMCI.
Worked extensively with ODBC database implementation for E-Mail Connection.
Designed and implemented extensions in E-Mail Connection to support DEC's Mobile Communications Manager.
Served as a senior engineer on the E-Mail Connection and messageMCI teams, implementing new features and fixing bugs on an as-needed basis. Served as general all-purpose engineer, working on all aspects of the product and general advisor for team members. -
Co-Founder, Project Lead
GlobalStream Corporation
(Privately Held; 1-10 employees; Computer Software industry)
1992 — February 1995 (3 years )
Project lead and chief architect for TeamSync, a desktop conferencing groupware product.
Worked with Microsoft on Windows for Workgroups rollout in New York, and at Fall Comdex by demonstrating TeamSync product.
Demonstrated TeamSync at DEMO 92.
Participated in early MAPI design meetings at Microsoft.
Responsible for technology relationships with Microsoft, Funk Software, Power Up! Software. -
Engineer
Pinpoint Publishing
(Privately Held; 11-50 employees; Computer Software industry)
1979 — 1992 (13 years )
Helped port Micro Cookbook product to IBM PC and Apple //c platforms.
Wrote parts of the Pinpoint Desktop Accessories for the Apple II platform. Wrote conversion programs to convert AppleWorks files to Microsoft Works files.
Wrote all printing, typeface, and graphic primitive code for Express Publisher, a DOS-based desktop publishing product marketed by Power Up! Software. Served as project lead in later versions of product, managing a team of four engineers and serving as liaison between Power Up! and Pinpoint.
