Jack Lloyd
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Jack Lloyd Email & Phone Number

Crypto Engineer at DFINITY
Location: Montpelier, Vermont, United States 9 work roles 1 school
2 work emails found @randombit.net LinkedIn matched
✓ Verified July 2026 4 data sources Profile completeness 100%

Contact Signals · 2 work emails

Work email j****@randombit.net
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Current company
Role
Crypto Engineer
Location
Montpelier, Vermont, United States

Who is Jack Lloyd? Overview

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Quick answer

Jack Lloyd is listed as Crypto Engineer at DFINITY, based in Montpelier, Vermont, United States. AeroLeads shows a work email signal at randombit.net and a matched LinkedIn profile for Jack Lloyd.

Jack Lloyd previously worked as Senior Software Engineer at Dfinity and Software Engineer at Signal Messenger. Jack Lloyd holds Bs, Computer Science from The Johns Hopkins University.

Company email context

Email format at DFINITY

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{first}@randombit.net
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AeroLeads found 2 current-domain work email signals for Jack Lloyd. Compare company email patterns before reaching out.

Profile bio

About Jack Lloyd

I'm interested in building secure, reliable, efficient and usable software systems that carry out the required task, every time and in every situation.

Listed skills include Python, C++, Cryptography, Linux, and 9 others.

Current workplace

Jack Lloyd's current company

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DFINITY
Dfinity
Crypto Engineer
AeroLeads page
9 roles

Jack Lloyd work experience

A career timeline built from the work history available for this profile.

Senior Software Engineer

Current

Zurich, Ch

Cryptography team. Projects included identifying and remediating side channels, implementing a new threshold ECDSA signature scheme allowing the IC to transact in BTC, and optimizing the distributed key generation system used in the IC's consensus mechanism. [Rust, cryptography]

Apr 2021 - Present

Software Engineer

San Francisco, California, Us

Wrote a new implementation of the Signal protocol in Rust (https://github.com/signalapp/libsignal) and helped the mobile and desktop teams integrate it into the applications. [Rust, cryptography, Java, Swift]

Jun 2020 - Mar 2021

Senior Software Engineer

Santa Clara, California, Us

Worked on Fortanix's FIPS L3 validated HSM product. Projects included designing and writing KMIP server endpoint and Windows CryptoAPI driver, adding post-quantum algorithm support, side channel hardening, certificate management functionality, and additions to the plugin system. [Rust, C, cryptography]

Nov 2018 - Jun 2020

Independent Consultant

Self-Employed

Development of cryptographic software in Rust, C, and C++. Security review of software and protocols. Developer training on secure coding and use of cryptography.

Mar 2017 - Nov 2018

Senior Developer

Austin, Tx, Us

Improving the security and performance of a distributed system underpinning Broadway's turnkey trading platform. [C++, Python, Linux]

Dec 2009 - Mar 2017

Software Engineer

Hong Kong, Hk

Was 4th engineer to join a team building a platform for HFT of equity options. Wrote and owned the price distribution, P&L reporting, and trade reconciliation systems. [C++, Python, Linux]

Feb 2007 - Aug 2008

Senior Consultant

Stratum Security

Reviewed the design and implementation of cryptographic systems. Developed a static analyzer for PHP in C#.

Mar 2006 - Jan 2007

Security Engineer

Atlan Labs

Reviewed cryptographic implementations developed by Atlan's customers, and validated them against FIPS-140, a US government standard which specifies security and design requirements for cryptographic systems. Created and improved test tools to reduce engineer effort of common validation tasks.

Aug 2005 - Mar 2006

Security Engineer

Us

I reviewed customer applications and networks for security flaws, built new test and attack tools, and provided training to customers on secure programming techniques.

Jan 2004 - Aug 2005
1 education record

Jack Lloyd education

  • The Johns Hopkins University
    The Johns Hopkins University
    Computer Science
FAQ

Frequently asked questions about Jack Lloyd

Quick answers generated from the profile data available on this page.

What company does Jack Lloyd work for?

Jack Lloyd works for DFINITY.

What is Jack Lloyd's role at DFINITY?

Jack Lloyd is listed as Crypto Engineer at DFINITY.

What is Jack Lloyd's email address?

AeroLeads has found 2 work email signals at @randombit.net for Jack Lloyd at DFINITY.

Where is Jack Lloyd based?

Jack Lloyd is based in Montpelier, Vermont, United States while working with DFINITY.

What companies has Jack Lloyd worked for?

Jack Lloyd has worked for Dfinity, Signal Messenger, Fortanix, Self-Employed, and Broadway Technology.

How can I contact Jack Lloyd?

You can use AeroLeads to view verified contact signals for Jack Lloyd at DFINITY, including work email, phone, and LinkedIn data when available.

What schools did Jack Lloyd attend?

Jack Lloyd holds Bs, Computer Science from The Johns Hopkins University.

What skills is Jack Lloyd known for?

Jack Lloyd is listed with skills including Python, C++, Cryptography, Linux, Computer Security, C, Unix, and Penetration Testing.

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