From 22a6cda004647a59552c3ff81dbfabc73fe93c52 Mon Sep 17 00:00:00 2001
From: Bert Wesarg <bert.wesarg@tu-dresden.de>
Date: Wed, 10 Apr 2024 14:07:44 +0200
Subject: [PATCH] Improve readability of fingerprints by using monospace
Add instruction how to show fingerprint without login.
---
.../docs/access/key_fingerprints.md | 142 ++++++++++--------
1 file changed, 78 insertions(+), 64 deletions(-)
diff --git a/doc.zih.tu-dresden.de/docs/access/key_fingerprints.md b/doc.zih.tu-dresden.de/docs/access/key_fingerprints.md
index d3b754f7d..5dc3b26d3 100644
--- a/doc.zih.tu-dresden.de/docs/access/key_fingerprints.md
+++ b/doc.zih.tu-dresden.de/docs/access/key_fingerprints.md
@@ -27,20 +27,34 @@ approved again.
In this case, the fingerprint matches the one given in the table. Thus, you can proceed by
typing 'yes'.
+To verify the keys without logging into the individual hosts, use `ssh-keyscan` and `ssh-keygen`:
+
+```console
+marie@local$ ssh-keyscan login1.barnard.hpc.tu-dresden.de 2>/dev/null| ssh-keygen -l -f -
+# login1.barnard.hpc.tu-dresden.de:22 SSH-2.0-OpenSSH_8.0
+# login1.barnard.hpc.tu-dresden.de:22 SSH-2.0-OpenSSH_8.0
+# login1.barnard.hpc.tu-dresden.de:22 SSH-2.0-OpenSSH_8.0
+# login1.barnard.hpc.tu-dresden.de:22 SSH-2.0-OpenSSH_8.0
+# login1.barnard.hpc.tu-dresden.de:22 SSH-2.0-OpenSSH_8.0
+3072 SHA256:lVQOvnci07jkxmFnX58pQf3cD7lz1mf4K4b9jZrAlVU login1.barnard.hpc.tu-dresden.de (RSA)
+256 SHA256:Xan2MYazewT0V5agNazaQfWzLKBD3P48zRwR6reoXhI login1.barnard.hpc.tu-dresden.de (ECDSA)
+256 SHA256:Gn4n5IX9eEvkpOGrtZzs9T9yAfJUB200bgRchchiKAQ login1.barnard.hpc.tu-dresden.de (ED25519)
+```
+
## Barnard
The cluster [`Barnard`](../jobs_and_resources/barnard.md) can be accessed via the four login
nodes `login[1-4].barnard.hpc.tu-dresden.de`. (Please choose one concrete login node when
connecting, see example below.)
-| Key Type | Fingerprint |
-|:---------|:----------------------------------------------------|
-| RSA | SHA256:lVQOvnci07jkxmFnX58pQf3cD7lz1mf4K4b9jZrAlVU |
-| RSA | MD5:5b:39:ae:03:3a:60:15:21:4b:e8:ba:72:52:b8:a1:ad |
-| ECDSA | SHA256:Xan2MYazewT0V5agNazaQfWzLKBD3P48zRwR6reoXhI |
-| ECDSA | MD5:02:fd:ab:c8:39:f9:94:cc:3f:e0:7e:78:5f:76:b8:4c |
-| ED25519 | SHA256:Gn4n5IX9eEvkpOGrtZzs9T9yAfJUB200bgRchchiKAQ |
-| ED25519 | MD5:e8:10:96:67:e8:4c:fd:87:f0:c6:4e:e8:1f:53:a9:be |
+| Key Type | Fingerprint |
+|:---------|:------------------------------------------------------|
+| RSA | `SHA256:lVQOvnci07jkxmFnX58pQf3cD7lz1mf4K4b9jZrAlVU` |
+| RSA | `MD5:5b:39:ae:03:3a:60:15:21:4b:e8:ba:72:52:b8:a1:ad` |
+| ECDSA | `SHA256:Xan2MYazewT0V5agNazaQfWzLKBD3P48zRwR6reoXhI` |
+| ECDSA | `MD5:02:fd:ab:c8:39:f9:94:cc:3f:e0:7e:78:5f:76:b8:4c` |
+| ED25519 | `SHA256:Gn4n5IX9eEvkpOGrtZzs9T9yAfJUB200bgRchchiKAQ` |
+| ED25519 | `MD5:e8:10:96:67:e8:4c:fd:87:f0:c6:4e:e8:1f:53:a9:be` |
{: summary="List of valid fingerprints for Barnard login[1-4] nodes"}
## Romeo
@@ -49,14 +63,14 @@ The cluster [`Romeo`](../jobs_and_resources/romeo.md) can be accessed via the tw
login nodes `login[1-2].romeo.hpc.tu-dresden.de`. (Please choose one concrete login node when
connecting, see example below.)
-| Key Type | Fingerprint |
-|:---------|:----------------------------------------------------|
-|RSA | SHA256:BvYEYJtIYDGr3U0up58q5F7aog7JA2RP+w53XKmwO8I |
-|RSA | MD5:5d:dc:40:3b:8b:89:77:5d:0f:29:84:31:0f:73:25:9f |
-|ECDSA | SHA256:lgxNRgGcKe7oDGuwf0WV9VPukA30kEqg0sNDLLQwu8Y |
-|ECDSA | MD5:e1:bd:e4:77:06:97:f9:f3:03:18:56:66:14:5d:8d:18 |
-|ED25519 | SHA256:QNjH0ulelqykywMkt3UNTG4W1HzRkHqrhu0f6oq302I |
-|ED25519 | MD5:e4:4e:7a:76:aa:87:da:17:92:b1:17:c6:a1:25:29:7e |
+| Key Type | Fingerprint |
+|:---------|:------------------------------------------------------|
+|RSA | `SHA256:BvYEYJtIYDGr3U0up58q5F7aog7JA2RP+w53XKmwO8I` |
+|RSA | `MD5:5d:dc:40:3b:8b:89:77:5d:0f:29:84:31:0f:73:25:9f` |
+|ECDSA | `SHA256:lgxNRgGcKe7oDGuwf0WV9VPukA30kEqg0sNDLLQwu8Y` |
+|ECDSA | `MD5:e1:bd:e4:77:06:97:f9:f3:03:18:56:66:14:5d:8d:18` |
+|ED25519 | `SHA256:QNjH0ulelqykywMkt3UNTG4W1HzRkHqrhu0f6oq302I` |
+|ED25519 | `MD5:e4:4e:7a:76:aa:87:da:17:92:b1:17:c6:a1:25:29:7e` |
{: summary="List of valid fingerprints for Romeo login[1-2] node"}
## Alpha Centauri
@@ -65,14 +79,14 @@ The cluster [`Alpha Centauri`](../jobs_and_resources/alpha_centauri.md) can be a
login nodes `login[1-2].alpha.hpc.tu-dresden.de`. (Please choose one concrete login node when
connecting, see example below.)
-| Key Type | Fingerprint |
-|:---------|:----------------------------------------------------|
-| RSA | SHA256:BvYEYJtIYDGr3U0up58q5F7aog7JA2RP+w53XKmwO8I |
-| RSA | MD5:5d:dc:40:3b:8b:89:77:5d:0f:29:84:31:0f:73:25:9f |
-| ECDSA | SHA256:lgxNRgGcKe7oDGuwf0WV9VPukA30kEqg0sNDLLQwu8Y |
-| ECDSA | MD5:e1:bd:e4:77:06:97:f9:f3:03:18:56:66:14:5d:8d:18 |
-| ED25519 | SHA256:QNjH0ulelqykywMkt3UNTG4W1HzRkHqrhu0f6oq302I |
-| ED25519 | MD5:e4:4e:7a:76:aa:87:da:17:92:b1:17:c6:a1:25:29:7e |
+| Key Type | Fingerprint |
+|:---------|:------------------------------------------------------|
+| RSA | `SHA256:BvYEYJtIYDGr3U0up58q5F7aog7JA2RP+w53XKmwO8I` |
+| RSA | `MD5:5d:dc:40:3b:8b:89:77:5d:0f:29:84:31:0f:73:25:9f` |
+| ECDSA | `SHA256:lgxNRgGcKe7oDGuwf0WV9VPukA30kEqg0sNDLLQwu8Y` |
+| ECDSA | `MD5:e1:bd:e4:77:06:97:f9:f3:03:18:56:66:14:5d:8d:18` |
+| ED25519 | `SHA256:QNjH0ulelqykywMkt3UNTG4W1HzRkHqrhu0f6oq302I` |
+| ED25519 | `MD5:e4:4e:7a:76:aa:87:da:17:92:b1:17:c6:a1:25:29:7e` |
{: summary="List of valid fingerprints for Alpha Centauri login[1-2] node"}
## Julia
@@ -80,14 +94,14 @@ connecting, see example below.)
The cluster [`Julia`](../jobs_and_resources/julia.md) can be accessed via `julia.hpc.tu-dresden.de`.
(Note, there is no separate login node.)
-| Key Type | Fingerprint |
-|:---------|:----------------------------------------------------|
-| RSA | |
-| RSA | |
-| ECDSA | |
-| ECDSA | |
-| ED25519 | |
-| ED25519 | |
+| Key Type | Fingerprint |
+|:---------|:------------------------------------------------------|
+| RSA | `SHA256:MPRhcFxLstI76W8Sg/5KiQlGPVOHUGM/B0+qIZHFj9E` |
+| RSA | `MD5:5f:22:e2:e2:c3:dc:b1:ee:a9:ba:61:af:34:f6:27:f0` |
+| ECDSA | `SHA256:LkHMlx6VewoPBvOhmNbue8kBsvlljtsEAjCZA8vxRWc` |
+| ECDSA | `MD5:3f:5a:f2:f9:9d:30:5c:83:c0:e5:0e:87:42:1a:d8:b0` |
+| ED25519 | `SHA256:k5zc2E0Y8zcLErDD1Ej3g0OqkoLDF22ADmfX+b+8Z9g` |
+| ED25519 | `MD5:41:03:a2:7c:e9:4d:1c:bd:30:77:7d:91:d7:93:9f:8c` |
{: summary="List of valid fingerprints for Julia login node"}
## IBM Power9
@@ -97,14 +111,14 @@ nodes `tauruslogin[3-6].hrsk.tu-dresden.de` or shortly `taurus.hrsk.tu-dresden.d
All of these login nodes share common keys. When connecting, please make sure that the fingerprint
shown matches one of the table.
-| Key Type | Fingerprint |
-|:---------|:----------------------------------------------------|
-| RSA | SHA256:/M1lW1KTOlxj8UFZJS4tLi+8TyndcDqrZfLGX7KAU8s |
-| RSA | MD5:b8:e1:21:ed:38:1a:ba:1a:5b:2b:bc:35:31:62:21:49 |
-| ECDSA | SHA256:PeCpW/gAFLvHDzTP2Rb93NxD+rpUsyQY8WebjQC7kz0 |
-| ECDSA | MD5:47:7e:24:46:ab:30:59:2c:1f:e8:fd:37:2a:5d:ee:25 |
-| ED25519 | SHA256:nNxjtCny1kB0N0epHaOPeY1YFd0ri2Dvt2CK7rOGlXg |
-| ED25519 | MD5:7c:0c:2b:8b:83:21:b2:08:19:93:6d:03:80:76:8a:7b |
+| Key Type | Fingerprint |
+|:---------|:------------------------------------------------------|
+| RSA | `SHA256:/M1lW1KTOlxj8UFZJS4tLi+8TyndcDqrZfLGX7KAU8s` |
+| RSA | `MD5:b8:e1:21:ed:38:1a:ba:1a:5b:2b:bc:35:31:62:21:49` |
+| ECDSA | `SHA256:PeCpW/gAFLvHDzTP2Rb93NxD+rpUsyQY8WebjQC7kz0` |
+| ECDSA | `MD5:47:7e:24:46:ab:30:59:2c:1f:e8:fd:37:2a:5d:ee:25` |
+| ED25519 | `SHA256:nNxjtCny1kB0N0epHaOPeY1YFd0ri2Dvt2CK7rOGlXg` |
+| ED25519 | `MD5:7c:0c:2b:8b:83:21:b2:08:19:93:6d:03:80:76:8a:7b` |
{: summary="List of valid fingerprints for login nodes"}
## Export Nodes
@@ -118,14 +132,14 @@ The following hostnames can be used to transfer files to/from ZIH systems:
- `taurusexport3.hrsk.tu-dresden.de`
- `taurusexport4.hrsk.tu-dresden.de`
-| Key Type | Fingerprint |
-|:---------|:----------------------------------------------------|
-| RSA | SHA256:Qjg79R+5x8jlyHhLBZYht599vRk+SujnG1yT1l2dYUM |
-| RSA | MD5:1e:4c:2d:81:ee:58:1b:d1:3c:0a:18:c4:f7:0b:23:20 |
-| ECDSA | SHA256:qXTZnZMvdqTs3LziA12T1wkhNcFqTHe59fbbU67Qw3g |
-| ECDSA | MD5:96:62:c6:80:a8:1f:34:64:86:f3:cf:c5:9b:cd:af:da |
-| ED25519 | SHA256:jxWiddvDe0E6kpH55PHKF0AaBg/dQLefQaQZ2P4mb3o |
-| ED25519 | MD5:fe:0a:d2:46:10:4a:08:40:fd:e1:99:b7:f2:06:4f:bc |
+| Key Type | Fingerprint |
+|:---------|:------------------------------------------------------|
+| RSA | `SHA256:Qjg79R+5x8jlyHhLBZYht599vRk+SujnG1yT1l2dYUM` |
+| RSA | `MD5:1e:4c:2d:81:ee:58:1b:d1:3c:0a:18:c4:f7:0b:23:20` |
+| ECDSA | `SHA256:qXTZnZMvdqTs3LziA12T1wkhNcFqTHe59fbbU67Qw3g` |
+| ECDSA | `MD5:96:62:c6:80:a8:1f:34:64:86:f3:cf:c5:9b:cd:af:da` |
+| ED25519 | `SHA256:jxWiddvDe0E6kpH55PHKF0AaBg/dQLefQaQZ2P4mb3o` |
+| ED25519 | `MD5:fe:0a:d2:46:10:4a:08:40:fd:e1:99:b7:f2:06:4f:bc` |
{: summary="List of valid fingerprints for export nodes"}
## Dataport Nodes
@@ -133,22 +147,22 @@ The following hostnames can be used to transfer files to/from ZIH systems:
When you transfer files using the [dataport nodes](../data_transfer/dataport_nodes.md), please make
sure that the fingerprint shown matches one of the table.
-| Key Type | Fingerprint |
-|:---------|:----------------------------------------------------|
-| RSA | SHA256:t4Vl4rHRHbglZIm+hck2MWld+0smYAb2rx7EGWWmya0 |
-| RSA | MD5:59:7f:c1:7b:34:ec:c8:07:3d:fe:b8:b5:6a:96:ea:0c |
-| ECDSA | SHA256:Ga1dXpp1yM5GRJC77PgDCQwDy7oHdrTY7z11V1Eq1L8 |
-| ECDSA | MD5:43:1b:b8:f6:23:ab:4a:08:dc:a1:b3:09:8c:8c:be:f9 |
-| ED25519 | SHA256:SRYDLKt7YTQkXmkv+doWV/b55xQz1nT4ZZtXYGhydg4 |
-| ED25519 | MD5:eb:96:21:d7:61:9f:39:10:82:b9:21:e9:4a:87:c2:9a |
+| Key Type | Fingerprint |
+|:---------|:------------------------------------------------------|
+| RSA | `SHA256:t4Vl4rHRHbglZIm+hck2MWld+0smYAb2rx7EGWWmya0` |
+| RSA | `MD5:59:7f:c1:7b:34:ec:c8:07:3d:fe:b8:b5:6a:96:ea:0c` |
+| ECDSA | `SHA256:Ga1dXpp1yM5GRJC77PgDCQwDy7oHdrTY7z11V1Eq1L8` |
+| ECDSA | `MD5:43:1b:b8:f6:23:ab:4a:08:dc:a1:b3:09:8c:8c:be:f9` |
+| ED25519 | `SHA256:SRYDLKt7YTQkXmkv+doWV/b55xQz1nT4ZZtXYGhydg4` |
+| ED25519 | `MD5:eb:96:21:d7:61:9f:39:10:82:b9:21:e9:4a:87:c2:9a` |
{: summary="List of valid fingerprints for dataport1.hpc.tu-dresden.de"}
-| Key Type | Fingerprint |
-|:---------|:----------------------------------------------------|
-| RSA | SHA256:aMVmc3E0+ndXPiQ8EpY6lFk5CFdfGJfjy/0UBcxor58 |
-| RSA | MD5:03:b8:8a:2b:10:e5:6b:c8:0b:78:ab:4e:5b:2c:0e:2c |
-| ECDSA | SHA256:6t69R86zhJjGDlIobdsSbKFn8Km3cs9JYWlDW22nEvI |
-| ECDSA | MD5:58:70:7d:df:e5:c8:43:cf:a5:75:ad:f5:da:9f:1a:6d |
-| ED25519 | SHA256:KAD9xwCRK5C8Ch6Idfnfy88XrzZcqEJ9Ms6O+AzGfDE |
-| ED25519 | MD5:2b:61:5a:89:fe:96:95:0d:3d:f6:29:40:55:ea:e6:11 |
+| Key Type | Fingerprint |
+|:---------|:------------------------------------------------------|
+| RSA | `SHA256:aMVmc3E0+ndXPiQ8EpY6lFk5CFdfGJfjy/0UBcxor58` |
+| RSA | `MD5:03:b8:8a:2b:10:e5:6b:c8:0b:78:ab:4e:5b:2c:0e:2c` |
+| ECDSA | `SHA256:6t69R86zhJjGDlIobdsSbKFn8Km3cs9JYWlDW22nEvI` |
+| ECDSA | `MD5:58:70:7d:df:e5:c8:43:cf:a5:75:ad:f5:da:9f:1a:6d` |
+| ED25519 | `SHA256:KAD9xwCRK5C8Ch6Idfnfy88XrzZcqEJ9Ms6O+AzGfDE` |
+| ED25519 | `MD5:2b:61:5a:89:fe:96:95:0d:3d:f6:29:40:55:ea:e6:11` |
{: summary="List of valid fingerprints for dataport2.hpc.tu-dresden.de"}
--
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