ROCK Pi N10 : apt-get update the public key is not available: NO_PUBKEY 에러

출처

• Apt error with latest buster image - Using ROCK Pi E - Radxa Forum

오류 확인

rock@rockpin10a:~$ sudo apt update
Hit:1 http://security.debian.org buster/updates InRelease
Get:2 http://apt.radxa.com/buster-stable buster InRelease [2363 B]
Hit:3 http://httpredir.debian.org/debian buster InRelease
Hit:4 http://httpredir.debian.org/debian buster-updates InRelease
Hit:5 http://httpredir.debian.org/debian buster-backports InRelease
Err:2 http://apt.radxa.com/buster-stable buster InRelease
  The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 9B98116C9AA302C7
Reading package lists... Done
W: GPG error: http://apt.radxa.com/buster-stable buster InRelease: The following signatures couldn't be verified because the public key is not available: NO_PUBKEY 9B98116C9AA302C7
E: The repository 'http://apt.radxa.com/buster-stable buster InRelease' is not signed.
N: Updating from such a repository can't be done securely, and is therefore disabled by default.
N: See apt-secure(8) manpage for repository creation and user configuration details.
rock@rockpin10a:~$ sudo apt-key adv --keyserver apt.radxa.com --recv-keys 9B98116C9AA302C7 
Executing: /tmp/apt-key-gpghome.hmd749bgfL/gpg.1.sh --keyserver apt.radxa.com --recv-keys 9B98116C9AA302C7
gpg: keyserver receive failed: Connection timed out

wget 설치

rock@rockpin10a:~$ sudo apt-get install -y wget

public.key 다운로드

rock@rockpin10a:~$ wget -O - apt.radxa.com/buster-stable/public.key | sudo apt-key add -
--2022-11-30 15:02:32--  http://apt.radxa.com/buster-stable/public.key
Resolving apt.radxa.com (apt.radxa.com)... 185.199.108.153, 185.199.109.153, 185.199.110.153, ...
Connecting to apt.radxa.com (apt.radxa.com)|185.199.108.153|:80... connected.
HTTP request sent, awaiting response... 200 OK
Length: 1290 (1.3K) [application/vnd.apple.keynote]
Saving to: 'STDOUT'

-                              100%[==================================================>]   1.26K  --.-KB/s    in 0s      

2022-11-30 15:02:32 (63.0 MB/s) - written to stdout [1290/1290]

OK

apt update 실행 확인

rock@rockpin10a:~$ sudo apt update
Get:1 http://apt.radxa.com/buster-stable buster InRelease [2363 B]
Hit:2 http://security.debian.org buster/updates InRelease    
Get:3 http://apt.radxa.com/buster-stable buster/main arm64 Packages [22.7 kB]
Hit:4 http://httpredir.debian.org/debian buster InRelease     
Hit:5 http://httpredir.debian.org/debian buster-updates InRelease
Hit:6 http://httpredir.debian.org/debian buster-backports InRelease
Fetched 22.7 kB in 6s (3509 B/s)                                                                                         
Reading package lists... Done
Building dependency tree       
Reading state information... Done
169 packages can be upgraded. Run 'apt list --upgradable' to see them.