Adam Back

British cryptographer

Knowledge panel

Occupation

Cryptographer

Born in

London

Born

January 1, 1970

Zodiac

Capricorn

20,693

days alive

56

years old

Born
January 1, 1970 in 🇬🇧London
Zodiac
♑︎Capricorn·dog 🐕
1 sourceUpdated Jul 2026

About

Cited1

Adam Back is a British cryptographer and cypherpunk. He is the CEO of Blockstream, which he co-founded in 2014. He invented Hashcash, which is used in the bitcoin mining process.

Birth Chart

Natal Chart

Adam's Birth Chart

Astrology
♈︎♉︎♊︎♋︎♌︎♍︎♎︎♏︎♐︎♑︎♒︎♓︎☉☽☿♀♂♃♄⛢♆♇
Fire
Earth
Air
Water
☉

Sun Sign

Capricorn♑︎

☽

Moon Sign

Libra♎︎

Dominant Element

Earth

⚠️ Rising sign requires birth time for accurate calculation

Planetary positions calculated for January 1, 1970

Verified Sources

1
W

wikipedia.org

1

Adam Back - Wikipedia

Open source
Day Lookup ToolDay MilestonesOn This Day
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⚡ Timeline
2024
Day 19,723
Age 54

Blockstream Continues Bitcoin Development

Confidence
96%
Jan 1, 2024

Blockstream continues development on Bitcoin infrastructure.

2023
Day 19,358
Age 53

Continued Involvement in Bitcoin Advocacy

Confidence
96%
Jan 1, 2023

Adam Back remains a prominent voice in the Bitcoin community.

2022
Day 18,993
Age 52

Blockstream's Liquid Network Updates

Confidence
96%
Jan 1, 2022

Blockstream continues updates and development of the Liquid Network.

2021
Day 18,628
Age 51

Continued Research in Cryptography

Confidence
96%
Jan 1, 2021

Adam Back continues research and contributions to cryptography.

2020
Day 18,262
Age 50

Blockstream Green Wallet Development

Confidence
96%
Jan 1, 2020

Ongoing development and support for Blockstream Green wallet.

2018
Day 17,807
Age 48

Blockstream Launches Liquid Network

Confidence
96%
Oct 3, 2018

Blockstream launches the Liquid Network, a Bitcoin sidechain.

Day 17,532
Age 48

Research on Sidechains and Federated Systems

Confidence
96%
Jan 1, 2018

Researching sidechains and federated systems for Bitcoin scaling.

2014
Day 16,071
Age 44

Co-founded Blockstream

Confidence
96%
Jan 1, 2014

Co-founded Blockstream, a blockchain technology company.

2002
Day 11,688
Age 32

Introduced Hashcash

Confidence
96%
Jan 1, 2002

Invented Hashcash, a proof-of-work system used in Bitcoin.

1996
Day 9,496
Age 26

PhD in Computer Science

Confidence
96%
Jan 1, 1996

Completed a PhD in Computer Science.

1990
Day 7,305
Age 20

Early Cypherpunk Activities

Confidence
96%
Jan 1, 1990

Involved in early cypherpunk movement and discussions.

Day 7,305
Age 20

Studied Computer Science

Confidence
96%
Jan 1, 1990

Began studying computer science at university.

1970
Day 0
Age 0

Birth of Adam Back

Confidence
96%
Jan 1, 1970

Adam Back was born.