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Company records / post-quantum.com

Post-Quantum

Post-Quantum (post-quantum.com): 5 changes recorded in its website history since December 2014. Homepage last checked 6 November 2026.

Recorded changes

Newest observations first. Each interval bounds when the website changed; it is not an exact event date.

  1. HeadlineBetween and
    BeforeHelping organisations become quantum-safe across their entire digital footprint
    AfterQuantum-Safe Security for a Post-Quantum World

    Observed on the company’s website; business claims are not independently verified.

    earlier archived pagelater archived pageLink to observation
  2. HeadlineBetween and
    BeforeSimple, Secure, Now
    AfterHelping organisations become quantum-safe across their entire digital footprint

    Observed on the company’s website; business claims are not independently verified.

    earlier archived pagelater archived pageLink to observation
  3. HeadlineBetween and
    BeforeProtecting the world's information, today and tomorrow
    AfterSimple, Secure, Now

    Observed on the company’s website; business claims are not independently verified.

    earlier archived pagelater archived pageLink to observation
  4. HiringBetween and

    Added a careers page.

    Observed on the company’s website; business claims are not independently verified.

    earlier archived pagelater archived pageLink to observation
  5. HeadlineBetween and
    BeforePost-Quantum
    AfterProtecting the world's information, today and tomorrow

    Observed on the company’s website; business claims are not independently verified.

    earlier archived pagelater archived pageLink to observation

First recorded website

Observed 7 November 2018

Our earliest capture with readable facts. This is our first observation, not when the company introduced these things. These website claims are not independently verified.

How it described itself

Protecting the world's information, today and tomorrow

PQ crypto experts: Post-Quantum leads in quantum-safe encryption, quantum-resistant blockchain, authorisation, crypto-agility, and multiparty access control

archived pageLink to first observation

All facts above belong to this capture. Unlisted fields mean we have no readable observation, not that they were absent.

How it describes itself

Similar headlines are grouped together. The quote shown is from the last capture in each group, not necessarily the exact wording throughout that period.

  1. September 2026 – November 2026 · 2 captures · latest observed messagingQuantum-Safe Security for a Post-Quantum World

    Post-Quantum provides production-ready quantum-safe security solutions. Protecting NATO communications and critical infrastructure since 2009. NIST-recognised cryptography and RFC9370 standard author.

    This wording observed 6 November 2026.

    current websiteHistorical capture not publicly available
    Inspect 2 captures in this group
    • 17 September 2026 · Quantum-Safe Security for a Post-Quantum World archived page
    • 6 November 2026 · Quantum-Safe Security for a Post-Quantum World current websiteHistorical capture not publicly available
  2. April 2024 – February 2025 · 2 capturesHelping organisations become quantum-safe across their entire digital footprint

    This wording observed 10 February 2025.

    archived page
    Inspect 2 captures in this group
    • 16 April 2024 · Helping organisations become quantum-safe across their entire digital footprint archived page
    • 10 February 2025 · Helping organisations become quantum-safe across their entire digital footprint archived page
  3. Seen January 2022 · 1 captureSimple, Secure, Now

    Post-Quantum leads in quantum-safe encryption, quantum-resistant blockchain, authorisation, crypto-agility, and multiparty access control.

    This wording observed 19 January 2022.

    archived page
  4. November 2018 – January 2021 · 3 capturesProtecting the world's information, today and tomorrow

    PQ crypto experts: Post-Quantum leads in quantum-safe encryption, quantum-resistant blockchain, authorisation, crypto-agility, and multiparty access control

    This wording observed 21 January 2021.

    archived page
    Inspect 3 captures in this group
    • 7 November 2018 · Protecting the world's information, today and tomorrow archived page
    • 17 July 2019 · Protecting the world's information, today and tomorrow archived page
    • 21 January 2021 · Protecting the world's information, today and tomorrow archived page

Cite this record

StartupHistory, “Post-Quantum” company record, https://startuphistory.org/c/post-quantum.com

Machine-readable: /c/post-quantum.com.json. How changes are found: method.