# \#node-runners

**URL:** https://radixtalk.com/tag/node-runners/75.md

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## [Push notification proposal](https://radixtalk.com/t/push-notification-proposal/1454)

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**Author:** [@andrea](https://radixtalk.com/u/andrea)\
**Replies:** 2\
**Last updated:** [20 June 2022 10:15 UTC](https://radixtalk.com/t/push-notification-proposal/1454 "2022-06-20T10:15:36Z")

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What do you think about the possibility to receive push notifications related to staking/unstaking/a validator goes down? From your point of view, how such proposal could be implemented?

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## [Do validator nodes know which shards they are assigned to?](https://radixtalk.com/t/do-validator-nodes-know-which-shards-they-are-assigned-to/1217)

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**Author:** [@andrea](https://radixtalk.com/u/andrea)\
**Replies:** 9\
**Last updated:** [17 June 2022 15:50 UTC](https://radixtalk.com/t/do-validator-nodes-know-which-shards-they-are-assigned-to/1217 "2022-06-17T15:50:06Z")

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Let’s assume I’m a bad guy trying to jeopardise Radix. I run 100 nodes, and I noticed that at least 50 of them are assigned to the same shard. Could I perform an attack and, for example, spend whatever resources are in …