我们使用的是terraform v0.10.3，这是一个有点旧的版本，同意这一点。两天前，我可以成功地用那个版本运行地形命令。
今天检查时，它失败了，出现以下错误。地形方面有什么变化吗？有人遇到同样的问题吗？
Error installing provider "aws": openpgp: signature made by unknown entity.
Terraform analyses the configuration and state and automatically downloads
plugins for the providers used. However, when attempting to download this
plugin an unexpected error occured.
使用aws地形提供程序版本"；0.11.13〃；，低于警告消息。
Warning: registry.terraform.io: This version of Terraform has an outdated GPG key and is unable to verify new provider releases. Please upgrade Terraform to at least 0.12.31 to receive new provider updates. For details see: https://discuss.hashicorp.com/t/hcsec-2021-12-codecov-security-event-and-hashicorp-gpg-key-exposure/23512
Warning: registry.terraform.io: This version of Terraform has an outdated GPG key and is unable to verify new provider releases. Please upgrade Terraform to at least 0.12.31 to receive new provider updates. For details see: https://discuss.hashicorp.com/t/hcsec-2021-12-codecov-security-event-and-hashicorp-gpg-key-exposure/23512
terraform后端组件有什么变化吗？
从地形论坛上得到了这个答案。https://discuss.hashicorp.com/t/terraform-updates-for-hcsec-2021-12/23570