# Unable to stake using Lunie.io

**URL:** <https://forum.cosmos.network/t/unable-to-stake-using-lunie-io/2431>\
**Category:** Miscellaneous\
**Created:** [July 5, 2019, 3:14pm UTC](https://forum.cosmos.network/t/unable-to-stake-using-lunie-io/2431 "2019-07-05T15:14:44Z")\
**Posts on this page:** 5\
**Page:** 1

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**Author:** ![fpthomas1](https://avatars.discourse-cdn.com/v4/letter/f/898d66/32.png) [@fpthomas1](https://forum.cosmos.network/u/fpthomas1)\
**Post date:** [July 5, 2019, 3:14pm UTC](https://forum.cosmos.network/t/unable-to-stake-using-lunie-io/2431/1 "2019-07-05T15:14:44Z")

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Why am I unable stake ATOM tokens using [Lunie.io](http://Lunie.io)? I am being asked to touch my security key. What security Key? Finally, I get a the following message : "Delegating failed: signing failed. Unknown status code. Undefined.

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**Author:** ![asmodat](https://yyz1.discourse-cdn.com/flex031/user_avatar/forum.cosmos.network/asmodat/32/813_2.png) [@asmodat](https://forum.cosmos.network/u/asmodat)\
**Post date:** [July 5, 2019, 8:43pm UTC](https://forum.cosmos.network/t/unable-to-stake-using-lunie-io/2431/2 "2019-07-05T20:43:46Z")

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Did you checked [[Delegators] Cosmos & Tendermint Guides, Wallets, Explorers & Tools](https://forum.cosmos.network/t/delegators-cosmos-tendermint-guides-wallets-explorers-tools/2168) ?

You can find dozen of step by step guides there

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**Author:** ![09qw123](https://yyz1.discourse-cdn.com/flex031/user_avatar/forum.cosmos.network/09qw123/32/465_2.png) [@09qw123](https://forum.cosmos.network/u/09qw123)\
**Post date:** [July 6, 2019, 9:49pm UTC](https://forum.cosmos.network/t/unable-to-stake-using-lunie-io/2431/3 "2019-07-06T21:49:14Z")

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It asks you to use one of the Ledger keys that could be purchased from [https://www.ledger.com/](https://www.ledger.com/)

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**Author:** ![fpthomas1](https://avatars.discourse-cdn.com/v4/letter/f/898d66/32.png) [@fpthomas1](https://forum.cosmos.network/u/fpthomas1)\
**Post date:** [July 13, 2019, 10:57pm UTC](https://forum.cosmos.network/t/unable-to-stake-using-lunie-io/2431/4 "2019-07-13T22:57:01Z")

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Thanks for the reply, but could you be a little more specific. what ledger keys? I went to that website, but I can not see any keys.

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**Author:** ![09qw123](https://yyz1.discourse-cdn.com/flex031/user_avatar/forum.cosmos.network/09qw123/32/465_2.png) [@09qw123](https://forum.cosmos.network/u/09qw123)\
**Post date:** [July 15, 2019, 5:31am UTC](https://forum.cosmos.network/t/unable-to-stake-using-lunie-io/2431/5 "2019-07-15T05:31:32Z")

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Keys are just an other way to say “hardware module”. Check the “Products” section on their website.