diff --git a/maintenance.yml b/maintenance.yml
index 9c3464bb..32e531a2 100644
--- a/maintenance.yml
+++ b/maintenance.yml
@@ -49,7 +49,7 @@
         state: present
         key: '{{ item }}'
       loop:
-        - 'ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBOBINXdjILF6x3WuppXyq6J2a2oSLR6waZ6txgjYJogHdIKPbI0TdReCv4EVxxYRY/NqGpHbjkqfRTsf2VgoU3U= mk@galaxy-mira'
+        - https://github.com/mira-miracoli.keys
         - 'ecdsa-sha2-nistp521 AAAAE2VjZHNhLXNoYTItbmlzdHA1MjEAAAAIbmlzdHA1MjEAAACFBACB5Q5blymkTIRSzVzXITOGvBuI7W0L9Ykwfz8LJGPraaGVPiezzFGvjhqwX+EyCqQPt7JprR5mimJRw/JN3nBXWAHjekvmB5FuILkk6m5fOiQJ5QhRMyQ5GfxODAvGbHpTuWHbYJLWD5fhcboKPxlXOWy4xY9kDZVuQvEKisNKYBsFLA== sanjay'
         - 'ecdsa-sha2-nistp521 AAAAE2VjZHNhLXNoYTItbmlzdHA1MjEAAAAIbmlzdHA1MjEAAACFBABRaLHL8mgW86rbtdUh6TY4rs7/la8hAGeSQ3jBF7LMwYZnbS32YDMYvDq3KgNu5WqSMFvkxNm3vfTAbd8CXBfakwDBFBaD9kO0b2t4/p4VoFUsd3B2OvmTR7Bsg7OxTGJJ7aUP/SzTg+Z4NzsmHwQ9h31gfI7n/buZD4S1edQke19Y6w== dominguj@informatik.uni-freiburg.de'
     - name: rsyslog configuration
diff --git a/sn06.yml b/sn06.yml
index e58897d7..af99834e 100644
--- a/sn06.yml
+++ b/sn06.yml
@@ -116,7 +116,7 @@
         key: "{{ item }}"
       loop:
         - "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIFH54+qZEBeU5uwIeWWOViLcC509qxoRW6oN0VHRQr4r nate@treehouse"
-        - "ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBOBINXdjILF6x3WuppXyq6J2a2oSLR6waZ6txgjYJogHdIKPbI0TdReCv4EVxxYRY/NqGpHbjkqfRTsf2VgoU3U= mk@galaxy-mira"
+        - https://github.com/mira-miracoli.keys
         - "ecdsa-sha2-nistp521 AAAAE2VjZHNhLXNoYTItbmlzdHA1MjEAAAAIbmlzdHA1MjEAAACFBACB5Q5blymkTIRSzVzXITOGvBuI7W0L9Ykwfz8LJGPraaGVPiezzFGvjhqwX+EyCqQPt7JprR5mimJRw/JN3nBXWAHjekvmB5FuILkk6m5fOiQJ5QhRMyQ5GfxODAvGbHpTuWHbYJLWD5fhcboKPxlXOWy4xY9kDZVuQvEKisNKYBsFLA== sanjay"
         - "ecdsa-sha2-nistp521 AAAAE2VjZHNhLXNoYTItbmlzdHA1MjEAAAAIbmlzdHA1MjEAAACFBABRaLHL8mgW86rbtdUh6TY4rs7/la8hAGeSQ3jBF7LMwYZnbS32YDMYvDq3KgNu5WqSMFvkxNm3vfTAbd8CXBfakwDBFBaD9kO0b2t4/p4VoFUsd3B2OvmTR7Bsg7OxTGJJ7aUP/SzTg+Z4NzsmHwQ9h31gfI7n/buZD4S1edQke19Y6w== dominguj@informatik.uni-freiburg.de"
         - https://github.com/wm75.keys
@@ -136,7 +136,7 @@
         - "ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAACAQCoWkk57x20iE5Wf0cDX3QvkJf/XxO4wqIeZIPIosK7rFcvy/SvDF/mwQk4iQrQ7qDam35NFHrFden+5zoE5HJoRVeHYhqNaItmiMNBY9CqgITCXsD2j9/6NdzIcR66uzLHDVvLlXr2hJmrNoeGTzg94+EVtQ0/BARwffAq//2WzgG4oClgYE4RqahQRXbmBygf4g4BAbEb5JnsLJ3qqnhsAgcUYyXg7/dz36QVsvoTwChMMCXDJpPyNb1+PqOKAgl7+yZQiPD0yI5zZG+iF6dsvc6Dhscpmt0nOjr4h+o97wQk3sbvq9ysXPlARqgL950H+0LtSiWnC+KEBK4KOgc83g6NynCE7zGZ9LJiKoT0mmt8BKaJKFRDVob3nlYR3/DDLEq2AkCoxYF0JFUNVta/wEF/likB61Yhsv01gNVMNcCfK9nzZVyTGNwdsFPdi4WL+KfkMgEcA0xrCtLXhkxnU8f3H8a7XcwJWr3fuSK1ndFwNxmfKlA+sRRKYBHouU8rpnC/HCxYsxF/palYxHv8KNcfGIRUBIgfgugsigzFcB5yz4lY73NiEyVEY9ZnBbbXllyX3ICoI/IboMQVUDyccRZiDAeHJ/v29pIsIihkmWIT2I1VqppXuVYgTydPM42CDBaKE7ko3p0CuZDyB2sZaS4XYUQlkRpX9ZARtcC/AQ== david"
         - "ecdsa-sha2-nistp521 AAAAE2VjZHNhLXNoYTItbmlzdHA1MjEAAAAIbmlzdHA1MjEAAACFBAA6oD5Ps9h6pKokzaAcCI6R08CKm2aSVv86h/O2HTEQkzeJq/Uvu4gbrONAM0FK5R693mHggIwaROKf1Z1+q4YNtACtYjV1c+6a9lcrGMM31y5RzO6mAW+rHNEXgZ1n3wqDcBQhSXhSekSen0R2QKwvmB7xeP4XX9qE10azZuafIFU9hQ== sanjay"
         - "ssh-rsa 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 bebatut@bebatut-ThinkPad-T14-Gen-1"
-        - "ecdsa-sha2-nistp521 AAAAE2VjZHNhLXNoYTItbmlzdHA1MjEAAAAIbmlzdHA1MjEAAACFBADKblzzPBc3+dEfFvhJQHsHGkFFN6ORjfXo71P1OutwcKEMCIcNkZKJHhYkLLrfTDN5JJ5tK2L5AaSxdwETofwm4AG1xv3LuoYsXC6e3sjKi09BVmzef520pIMW+rvL+hESwSazZaUAC0wDcH4aNDTonZYcAY87rpMX7pNMkNPJvWilUA== mira"
+        - https://github.com/mira-miracoli.keys
         - "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIFH54+qZEBeU5uwIeWWOViLcC509qxoRW6oN0VHRQr4r nate"
         - "ecdsa-sha2-nistp521 AAAAE2VjZHNhLXNoYTItbmlzdHA1MjEAAAAIbmlzdHA1MjEAAACFBABRaLHL8mgW86rbtdUh6TY4rs7/la8hAGeSQ3jBF7LMwYZnbS32YDMYvDq3KgNu5WqSMFvkxNm3vfTAbd8CXBfakwDBFBaD9kO0b2t4/p4VoFUsd3B2OvmTR7Bsg7OxTGJJ7aUP/SzTg+Z4NzsmHwQ9h31gfI7n/buZD4S1edQke19Y6w== dominguj@informatik.uni-freiburg.de"
         - "ssh-rsa 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 catherine.bromhead@unimelb.edu.au"
diff --git a/sn07.yml b/sn07.yml
index f315a2c2..176b99b6 100644
--- a/sn07.yml
+++ b/sn07.yml
@@ -93,7 +93,7 @@
         key: "{{ item }}"
       loop:
         - "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIFH54+qZEBeU5uwIeWWOViLcC509qxoRW6oN0VHRQr4r nate@treehouse"
-        - "ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBOBINXdjILF6x3WuppXyq6J2a2oSLR6waZ6txgjYJogHdIKPbI0TdReCv4EVxxYRY/NqGpHbjkqfRTsf2VgoU3U= mk@galaxy-mira"
+        - https://github.com/mira-miracoli.keys
         - "ecdsa-sha2-nistp521 AAAAE2VjZHNhLXNoYTItbmlzdHA1MjEAAAAIbmlzdHA1MjEAAACFBACB5Q5blymkTIRSzVzXITOGvBuI7W0L9Ykwfz8LJGPraaGVPiezzFGvjhqwX+EyCqQPt7JprR5mimJRw/JN3nBXWAHjekvmB5FuILkk6m5fOiQJ5QhRMyQ5GfxODAvGbHpTuWHbYJLWD5fhcboKPxlXOWy4xY9kDZVuQvEKisNKYBsFLA== sanjay"
         - "ecdsa-sha2-nistp521 AAAAE2VjZHNhLXNoYTItbmlzdHA1MjEAAAAIbmlzdHA1MjEAAACFBABRaLHL8mgW86rbtdUh6TY4rs7/la8hAGeSQ3jBF7LMwYZnbS32YDMYvDq3KgNu5WqSMFvkxNm3vfTAbd8CXBfakwDBFBaD9kO0b2t4/p4VoFUsd3B2OvmTR7Bsg7OxTGJJ7aUP/SzTg+Z4NzsmHwQ9h31gfI7n/buZD4S1edQke19Y6w== dominguj@informatik.uni-freiburg.de"
         - https://github.com/wm75.keys
diff --git a/traefik-proxy.yml b/traefik-proxy.yml
index 500134e5..ef856ade 100644
--- a/traefik-proxy.yml
+++ b/traefik-proxy.yml
@@ -32,7 +32,7 @@
         state: present
         key: "{{ item }}"
       loop:
-        - "ecdsa-sha2-nistp256 AAAAE2VjZHNhLXNoYTItbmlzdHAyNTYAAAAIbmlzdHAyNTYAAABBBOBINXdjILF6x3WuppXyq6J2a2oSLR6waZ6txgjYJogHdIKPbI0TdReCv4EVxxYRY/NqGpHbjkqfRTsf2VgoU3U= mk@galaxy-mira"
+        - https://github.com/mira-miracoli.keys
         - "ecdsa-sha2-nistp521 AAAAE2VjZHNhLXNoYTItbmlzdHA1MjEAAAAIbmlzdHA1MjEAAACFBACB5Q5blymkTIRSzVzXITOGvBuI7W0L9Ykwfz8LJGPraaGVPiezzFGvjhqwX+EyCqQPt7JprR5mimJRw/JN3nBXWAHjekvmB5FuILkk6m5fOiQJ5QhRMyQ5GfxODAvGbHpTuWHbYJLWD5fhcboKPxlXOWy4xY9kDZVuQvEKisNKYBsFLA== sanjay"
         - "ecdsa-sha2-nistp521 AAAAE2VjZHNhLXNoYTItbmlzdHA1MjEAAAAIbmlzdHA1MjEAAACFBABRaLHL8mgW86rbtdUh6TY4rs7/la8hAGeSQ3jBF7LMwYZnbS32YDMYvDq3KgNu5WqSMFvkxNm3vfTAbd8CXBfakwDBFBaD9kO0b2t4/p4VoFUsd3B2OvmTR7Bsg7OxTGJJ7aUP/SzTg+Z4NzsmHwQ9h31gfI7n/buZD4S1edQke19Y6w== dominguj@informatik.uni-freiburg.de"
         - "{{ galaxy_user_public_key }}"