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0e1f616
(Get the code!)
Re: #30 and #21. I have the same issue:
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$ for p in /etc/apt/
/etc/apt/
-------
pub rsa4096 2012-05-11 [SC]
843938DF2
uid [ unknown] Ubuntu CD Image Automatic Signing Key (2012) <email address hidden>
/etc/apt/
-------
pub rsa4096 2016-03-21 [SC]
F2EDC64DC
uid [ unknown] Ubuntu Debug Symbol Archive Automatic Signing Key (2016) <email address hidden>
/etc/apt/
-------
pub rsa4096 2018-09-17 [SC]
F6ECB3762
uid [ unknown] Ubuntu Archive Automatic Signing Key (2018) <email address hidden>
$ sudo apt install --reinstall ubuntu-
Reading package lists... Done
Building dependency tree
Reading state information... Done
0 upgraded, 0 newly installed, 1 reinstalled, 0 to remove and 2 not upgraded.
Need to get 6,904 B of archives.
After this operation, 0 B of additional disk space will be used.
Get:1 http://
Fetched 6,904 B in 0s (14.4 kB/s)
Supported
(Reading database ... 704337 files and directories currently installed.)
Preparing to unpack .../ubuntu-
Unpacking ubuntu-
Setting up ubuntu-
$ sudo apt update
[...]
Ign:28 http://
Ign:29 http://
Hit:30 http://
Get:31 http://
Get:32 http://
Err:35 http://
The following signatures were invalid: EXPKEYSIG C8CAB6595FDFF622 Ubuntu Debug Symbol Archive Automatic Signing Key (2016) <email address hidden>
Err:32 http://
The following signatures were invalid: EXPKEYSIG C8CAB6595FDFF622 Ubuntu Debug Symbol Archive Automatic Signing Key (2016) <email address hidden>
Fetched 213 kB in 4s (55.8 kB/s)
Reading package lists... Done
Building dependency tree
Reading state information... Done
2 packages can be upgraded. Run 'apt list --upgradable' to see them.
W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://
W: An error occurred during the signature verification. The repository is not updated and the previous index files will be used. GPG error: http://
W: Failed to fetch http://
W: Failed to fetch http://
W: Some index files failed to download. They have been ignored, or old ones used instead.
$ apt-key export C8CAB6595FDFF622 | gpg --list-packets
Warning: apt-key is deprecated. Manage keyring files in trusted.gpg.d instead (see apt-key(8)).
# off=0 ctb=99 tag=6 hlen=3 plen=525
:public key packet:
version 4, algo 1, created 1458555883, expires 0
pkey[0]: [4096 bits]
pkey[1]: [17 bits]
keyid: C8CAB6595FDFF622
# off=528 ctb=b4 tag=13 hlen=2 plen=90
:user ID packet: "Ubuntu Debug Symbol Archive Automatic Signing Key (2016) <email address hidden>"
# off=620 ctb=89 tag=2 hlen=3 plen=540
:signature packet: algo 1, keyid D14EF15DAFE11347
version 4, created 1458556323, md5len 0, sigclass 0x10
digest algo 8, begin of digest 6f 9e
hashed subpkt 2 len 4 (sig created 2016-03-21)
subpkt 16 len 8 (issuer key ID D14EF15DAFE11347)
data: [4096 bits]
# off=1163 ctb=89 tag=2 hlen=3 plen=540
:signature packet: algo 1, keyid 5759F35001AA4A64
version 4, created 1496169986, md5len 0, sigclass 0x10
digest algo 10, begin of digest 23 81
hashed subpkt 2 len 4 (sig created 2017-05-30)
subpkt 16 len 8 (issuer key ID 5759F35001AA4A64)
data: [4095 bits]
# off=1706 ctb=89 tag=2 hlen=3 plen=563
:signature packet: algo 1, keyid 6C39C1C16A9DA7BE
version 4, created 1535168473, md5len 0, sigclass 0x10
digest algo 10, begin of digest be 90
hashed subpkt 33 len 21 (issuer fpr v4 4A90974BACE0A9A
hashed subpkt 2 len 4 (sig created 2018-08-25)
subpkt 16 len 8 (issuer key ID 6C39C1C16A9DA7BE)
data: [4092 bits]
# off=2272 ctb=89 tag=2 hlen=3 plen=574
:signature packet: algo 1, keyid C8CAB6595FDFF622
version 4, created 1458555883, md5len 0, sigclass 0x13
digest algo 2, begin of digest 0e 82
hashed subpkt 2 len 4 (sig created 2016-03-21)
hashed subpkt 27 len 1 (key flags: 03)
hashed subpkt 9 len 4 (key expires after 5y0d0h0m)
hashed subpkt 11 len 5 (pref-sym-algos: 9 8 7 3 2)
hashed subpkt 21 len 5 (pref-hash-algos: 8 2 9 10 11)
hashed subpkt 22 len 3 (pref-zip-algos: 2 3 1)
hashed subpkt 30 len 1 (features: 01)
hashed subpkt 23 len 1 (keyserver preferences: 80)
subpkt 16 len 8 (issuer key ID C8CAB6595FDFF622)
data: [4096 bits]
# off=2849 ctb=99 tag=6 hlen=3 plen=525
:public key packet:
version 4, algo 1, created 1458555883, expires 0
pkey[0]: [4096 bits]
pkey[1]: [17 bits]
keyid: C8CAB6595FDFF622
# off=3377 ctb=b4 tag=13 hlen=2 plen=90
:user ID packet: "Ubuntu Debug Symbol Archive Automatic Signing Key (2016) <email address hidden>"
# off=3469 ctb=89 tag=2 hlen=3 plen=540
:signature packet: algo 1, keyid D14EF15DAFE11347
version 4, created 1458556323, md5len 0, sigclass 0x10
digest algo 8, begin of digest 6f 9e
hashed subpkt 2 len 4 (sig created 2016-03-21)
subpkt 16 len 8 (issuer key ID D14EF15DAFE11347)
data: [4096 bits]
# off=4012 ctb=89 tag=2 hlen=3 plen=540
:signature packet: algo 1, keyid 5759F35001AA4A64
version 4, created 1496169986, md5len 0, sigclass 0x10
digest algo 10, begin of digest 23 81
hashed subpkt 2 len 4 (sig created 2017-05-30)
subpkt 16 len 8 (issuer key ID 5759F35001AA4A64)
data: [4095 bits]
# off=4555 ctb=89 tag=2 hlen=3 plen=568
:signature packet: algo 1, keyid C8CAB6595FDFF622
version 4, created 1616793053, md5len 0, sigclass 0x13
digest algo 2, begin of digest 3a 42
hashed subpkt 27 len 1 (key flags: 03)
hashed subpkt 11 len 5 (pref-sym-algos: 9 8 7 3 2)
hashed subpkt 21 len 5 (pref-hash-algos: 8 2 9 10 11)
hashed subpkt 22 len 3 (pref-zip-algos: 2 3 1)
hashed subpkt 30 len 1 (features: 01)
hashed subpkt 23 len 1 (keyserver preferences: 80)
hashed subpkt 2 len 4 (sig created 2021-03-26)
subpkt 16 len 8 (issuer key ID C8CAB6595FDFF622)
data: [4096 bits]
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