Taher Elgamal
The cryptographer whose digital signature algorithm became a cornerstone of secure online communication, powering everything from emails to e-commerce.
Born 1955 (age 71)·American cryptographer·Birthday: August 18·Baby Boomers
Biography
Taher Elgamal published the ElGamal encryption system in a 1980s paper while working at Hewlett-Packard. This system provided a practical method for public-key cryptography and formed the basis for the Digital Signature Algorithm (DSA), a U.S. government standard. Born in Egypt in 1955, Elgamal moved to Silicon Valley and later became chief scientist at Netscape during the browser wars, when secure online transactions were exploding. He then founded, served as CEO, and acted as CTO at multiple security firms and at Salesforce, shifting from pure cryptography to building the commercial infrastructure of trust. His code operates silently in the background of countless secure connections. Elgamal remains less a public figure than an architect whose vision enabled safe business and communication on the web.
Baby Boomers
1946–1964
The largest generation in history at the time. Shaped by postwar prosperity, the Vietnam War, the sexual revolution, and Watergate. They questioned every institution their parents built — then ran them.
Taher was born in 1955, placing them squarely in the Baby Boomers. The events that shaped this generation — postwar prosperity, civil rights, Vietnam, and the counterculture — shaped the world they entered and the choices available to them.
#1 When Taher Was Born
The biggest hits of 1955
#1 Movie
Lady and the Tramp
Best Picture
Marty
#1 TV Show
The $64,000 Question
Taher's Life & Times
The world at every milestone
1955Born
Rosa Parks refuses to give up her bus seat
Gas: $0.29/galHome: $9,550Min wage: $0.75/hrPresident: Dwight D. Eisenhower"Rock Around the Clock" — Bill Haley & His CometsBest Picture: Marty
1960Started school
Kennedy-Nixon debates become first televised presidential debates
Gas: $0.31/galHome: $11,900Min wage: $1.00/hrPresident: Dwight D. Eisenhower"Theme from A Summer Place" — Percy FaithBest Picture: The Apartment
1968Became a teenager
Martin Luther King Jr. and Robert Kennedy assassinated
Gas: $0.34/galHome: $14,950Min wage: $1.60/hrPresident: Lyndon B. Johnson"Hey Jude" — The BeatlesBest Picture: Oliver!
1971Could drive
Voting age lowered to 18 in the US
Gas: $0.36/galHome: $18,100Min wage: $1.60/hrPresident: Richard Nixon"Joy to the World" — Three Dog NightBest Picture: The French Connection
1973Could vote
US withdraws from Vietnam; Roe v. Wade decided
Gas: $0.39/galHome: $22,100Min wage: $1.60/hrPresident: Richard Nixon"Tie a Yellow Ribbon Round the Ole Oak Tree" — Tony Orlando & DawnBest Picture: The Sting
1976Turned 21
Apple Computer founded; US bicentennial
Gas: $0.59/galHome: $29,300Min wage: $2.30/hrPresident: Gerald Ford"Silly Love Songs" — WingsBest Picture: Rocky
1985Turned 30
Live Aid concerts raise money for Ethiopian famine
Gas: $1.12/galHome: $62,900Min wage: $3.35/hrPresident: Ronald Reagan"Careless Whisper" — Wham!Best Picture: Out of Africa
1995Turned 40
Oklahoma City bombing; Windows 95 released
Gas: $1.15/galHome: $96,500Min wage: $4.25/hrPresident: Bill Clinton"Gangsta's Paradise" — CoolioBest Picture: Braveheart
2005Turned 50
Hurricane Katrina devastates New Orleans; YouTube launches
Gas: $2.30/galHome: $167,500Min wage: $5.15/hrPresident: George W. Bush"We Belong Together" — Mariah CareyBest Picture: Crash
2015Turned 60
Paris climate agreement; same-sex marriage legalized in the US
Gas: $2.43/galHome: $171,900Min wage: $7.25/hrPresident: Barack Obama"Uptown Funk" — Mark Ronson ft. Bruno MarsBest Picture: Spotlight
2025Turned 70
AI agents go mainstream
Gas: $3.10/galHome: $385,000Min wage: $7.25/hrPresident: Donald Trump"APT." — Rose & Bruno Mars
2026Age 71 today
Gas: $3.91/galPresident: Donald Trump
Key Achievements
- Published the ElGamal cryptosystem in 1985, a foundational public-key encryption algorithm later adapted for digital signatures.
- Served as Chief Scientist at Netscape Communications during a pivotal era in the development of SSL and early web security.
- His work directly influenced the creation of the Digital Signature Algorithm (DSA), adopted as a U.S. Federal Information Processing Standard.
- Held the role of Chief Technology Officer for Security at Salesforce, overseeing security strategy for a major cloud software platform.
Did You Know?
He is often called the 'father of SSL' for his pivotal role in developing the Secure Sockets Layer protocol at Netscape.
Elgamal earned his PhD in electrical engineering from Stanford University.
He holds several key patents in the fields of cryptography and network security.
“Security needs to be built into the system from the ground up.”
