Dr. David Archer is a Principal Scientist at Galois, Inc., with over 40 years of experience in computer science research and development. Dr. Archer’s focus is on cryptography, and particularly on methods for computing on data while it remains encrypted. In addition to leading a broad portfolio of R&D projects for customers such as the Department of Defense and Fortune 100 companies, Dr. Archer also consults on advanced cryptographic techniques, and recently served as one of seven national judges in the US Privacy Preserving Technologies Prize Challenge.
“If it is a miracle any sort of evidence will answer. But if it is a fact, proof is necessary.” Mark Twain Introduction: More Data + More Sharing = Big Security Problem The volume of … Read more
“Mr. Bond, they have a saying in Chicago: ‘Once is happenstance. Twice is coincidence. The third time it’s enemy action’.” Goldfinger’s not wrong: When the same topic comes up three times in short succession from … Read more
Zero-Day, Zero Trust, and the 99th Infantry Division Zero Day December 16, 1944. Unexpected Allied success after D-Day led to a thin defensive line in the Ardennes forest. Armed with that knowledge and suspecting weakness in … Read more
An old proverb tells us, “You know nothing until another knows you know it.” Sometimes, though, you don’t want that someone to know sensitive details – just the “fact of.” For example, take April 1942. … Read more
When obdurate isolationist Woodrow Wilson won 1916 re-election under the slogan, “He kept us out of the war!”, he hadn’t anticipated a simple act of data sharing. On January 17, 1917, Room 40 (British Naval Intelligence)…
Much of cyber defense today relies on the same approach used in kinetic defense over the last few thousand years. We use hard perimeters (firewalls) to repel attacks, sentries (IDSs) to trigger incident response, and … Read more
More and more computation is being outsourced to public clouds. Cloud computers can be just as vulnerable as any other computer, putting the privacy of sensitive data at risk. As nation-state cyber weapons become increasingly … Read more
