Librem Key – Purism https://puri.sm/ High-quality computers that protect your freedom and privacy Wed, 01 Oct 2025 18:29:47 +0000 en-US hourly 1 https://wordpress.org/?v=4.9.28 https://puri.sm/wp-content/uploads/2020/04/cropped-purism-logo-rectangle-1-32x32.png Librem Key – Purism https://puri.sm/ 32 32 How secure are my keys on Librem Key? https://puri.sm/faq/how-secure-are-my-keys-on-librem-key/ Fri, 10 Jan 2020 12:23:38 +0000 https://puri.sm/?post_type=faq&p=66994 We rely on the tamper protection of the embedded smart card. Smart cards are especially designed to protect the stored keys. They embed technologies like special metal coating and covers on the silicon so that attacks using an electron microscope are not possible (with regular chips you can actually see the stored bits). They also […]

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]]> Where can I find documentation about Librem Key? https://puri.sm/faq/where-can-i-find-documentation-about-librem-key/ Fri, 30 Nov 2018 18:15:57 +0000 https://puri.sm/?post_type=faq&p=61655 Here: https://docs.puri.sm/Librem_Key.html

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]]> Is there any actual difference between a Librem Key and a Nitrokey Pro? https://puri.sm/faq/is-there-any-actual-difference-between-a-librem-key-and-a-nitrokey-pro/ Sat, 29 Sep 2018 00:04:20 +0000 https://puri.sm/?post_type=faq&p=60223 The Librem Key and Nitrokey Pro v2 have the same hardware and similar firmware, so yes, you can use Heads with Nitrokey Pro v2. Nitrokey Pro v1 has older firmware and will not integrate with Heads. But please understand we can provide support only for Librem Key and its integration with other Librem hardware.

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]]> Does the Librem Key support U2F? https://puri.sm/faq/does-the-librem-key-support-u2f/ Fri, 28 Sep 2018 23:57:44 +0000 https://puri.sm/?post_type=faq&p=60221 The Librem Key does not currently support U2F, but we are looking into adding that feature into a future revision.

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]]> Can the keys be copied or backed up, then restored to another key, in the event that the key is lost? https://puri.sm/faq/can-the-keys-be-copied-or-backed-up-then-restored-to-another-key-in-the-event-that-the-key-is-lost/ Thu, 27 Sep 2018 15:33:29 +0000 https://puri.sm/?post_type=faq&p=60141 Yes, you can backup the GPG keys that you put on a Librem Key to a USB thumb drive or other backup. As far as the shared secret for tamper-evident boot, if you were to lose your Librem Key you could either skip tamper-evident checks until you got a replacement, or fall back to the […]

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]]> Can the keys generated on a single Librem Key be used to validate multiple devices? (For example, if I have two laptops and one key.) https://puri.sm/faq/can-the-keys-generated-on-a-single-librem-key-be-used-to-validate-multiple-devices-for-example-if-i-have-two-laptops-and-one-key/ Thu, 27 Sep 2018 15:32:26 +0000 https://puri.sm/?post_type=faq&p=60138 At the moment you could only register a Librem Key with one Heads ROM.

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]]> Does Librem Key only issue warning or will it actually prevent the system from booting in case of tampering? https://puri.sm/faq/does-librem-key-only-issue-warning-or-will-it-actually-prevent-the-system-from-booting-in-case-of-tampering/ Thu, 27 Sep 2018 15:31:14 +0000 https://puri.sm/?post_type=faq&p=60135 We intentionally still allow users to boot even if Heads detects tampering. We do not want to lock people out of their own systems. That said, Heads is free software so you could modify it to have that behavior if you wanted to.

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]]> Can this key be used with other BIOS or only coreboot? https://puri.sm/faq/can-this-key-be-used-with-other-bios-or-only-coreboot/ Thu, 27 Sep 2018 15:28:45 +0000 https://puri.sm/?post_type=faq&p=60133 The tamper-evident boot only works with our Heads firmware that runs on top of coreboot. We have not yet released a Heads ROM for our systems but we are working to beta test that right now before we release it to a wider audience.

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]]> What is Librem Key? https://puri.sm/faq/what-is-librem-key/ Thu, 27 Sep 2018 15:26:07 +0000 https://puri.sm/?post_type=faq&p=60130 Librem Key is a USB security token to make encryption, key management, and tamper detection convenient and secure. See here to learn more about what it does, its specs and to see purchase options.

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