diff --git a/client/get_cert_and_connect.sh b/client/get_cert_and_connect.sh
index c522eb1..b138e78 100644
--- a/client/get_cert_and_connect.sh
+++ b/client/get_cert_and_connect.sh
@@ -11,10 +11,14 @@ NC='\033[0m' # No Color
 CA_HOST="100.87.87.5"              # IP der CA-VM
 CA_USER="alf"                      # Nutzer auf der CA-VM
 CA_PORT=22                         # Port für SSH-Zugriff auf die CA
-CA_TARGET=2222                     # Port für SSH-Zugriff auf Ziel-VM
+TARGET_PORT=2222                     # Port für SSH-Zugriff auf Ziel-VM
 REMOTE_SIGN_SCRIPT="/home/alf/remote_sign.sh"
-TARGET_HOST="100.87.87.80"         # Zielsystem (Rechner 2)
+TARGET_HOST="100.87.87.81"         # Zielsystem (Rechner 2)
 SSH_USER="alf"                     # Ziel-Login-Benutzer
+
+#read -p "Ziel-IP:         " TARGET_HOST
+#read -p "Ziel-Port:       " TARGET_PORT
+#read -p "Ziel Nutzername: " SSH_USER
 KEY_DIR="./temp_keys"
 KEY_NAME="temp_user_key"
 VALIDITY=300  # 5 Minuten
@@ -52,4 +56,4 @@ scp -P "$CA_PORT" "${CA_USER}@${CA_HOST}:/tmp/${KEY_NAME}-cert.pub" . || {
 
 echo -e "${GREEN}[✓] Zertifikat erfolgreich erhalten${NC}"
 echo -e "${YELLOW}[*] Starte SSH-Verbindung zum Zielsystem (${TARGET_HOST}) über Port ${CA_TARGET}...${NC}"
-ssh -p "$CA_TARGET" -i "$KEY_NAME" "$SSH_USER@$TARGET_HOST"
+ssh -p "$TARGET_PORT" -i "$KEY_NAME" "$SSH_USER@$TARGET_HOST"
diff --git a/client/temp_keys/temp_user_key b/client/temp_keys/temp_user_key
index 51f9a11..3833cd8 100644
--- a/client/temp_keys/temp_user_key
+++ b/client/temp_keys/temp_user_key
@@ -1,38 +1,38 @@
 -----BEGIN OPENSSH PRIVATE KEY-----
 b3BlbnNzaC1rZXktdjEAAAAABG5vbmUAAAAEbm9uZQAAAAAAAAABAAABlwAAAAdzc2gtcn
-NhAAAAAwEAAQAAAYEAyHvmcx0FD9inVdBcqzPJMdHH9PUO8KSUpEXIBX2Jm0WbiDdujV10
-I1XNG7PvTGvSYiC6Fgkfu8SPJhcoOdPApzLH7ZDdMnNHvn11ZkGCJvp/S2H8YAOcs//Fqa
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-wUzflkHs1od3JjxUNiDq2rQ1j8amfCbLae3Oc9ZgkH+qG3djezQ9bIcWYY8DgSK5/DDjmh
-/TXXrQFPslaHMuGXGqy1SZng/XgQDyAebbd0dO2pYxrS2DcaQmULGTTf4Yi7jt6iD4Aw/4
-P93ZRlLMDzdNeWo+ZJy/2r7aU7buDkV+Kkxb/QGbBufdeMYgXebmxrHBwsXtYPVREAIbGN
-ZzrD0qnKNlcRSHb/j1RorQqk+i6U6m12FjYQsq9uZj5WcUdU9qAHQUT/7VNAm0tbvPzzW2
-2DPLTqNPZCbFVz6wKK+Auust2gJyWqMWnJXkmnhxAAAFgG+A+AlvgPgJAAAAB3NzaC1yc2
-EAAAGBAMh75nMdBQ/Yp1XQXKszyTHRx/T1DvCklKRFyAV9iZtFm4g3bo1ddCNVzRuz70xr
-0mIguhYJH7vEjyYXKDnTwKcyx+2Q3TJzR759dWZBgib6f0th/GADnLP/xamtiTNRZptp3v
-nrRBzi2mJWTqtHIKOSC1BZS8rHIl0EsoQ+0VrtKHFlhJDSeHyfcMmSoz3uKcFM35ZB7NaH
-dyY8VDYg6tq0NY/Gpnwmy2ntznPWYJB/qht3Y3s0PWyHFmGPA4Eiufww45of01160BT7JW
-hzLhlxqstUmZ4P14EA8gHm23dHTtqWMa0tg3GkJlCxk03+GIu47eog+AMP+D/d2UZSzA83
-TXlqPmScv9q+2lO27g5FfipMW/0Bmwbn3XjGIF3m5saxwcLF7WD1URACGxjWc6w9KpyjZX
-EUh2/49UaK0KpPoulOptdhY2ELKvbmY+VnFHVPagB0FE/+1TQJtLW7z881ttgzy06jT2Qm
-xVc+sCivgLrrLdoCclqjFpyV5Jp4cQAAAAMBAAEAAAGABt4frc/PrZRJXyotEnxKpxc9l0
-mRwnKQ2PO+/1kmjpga1Na5RcRuxwsYZJuMVfzXjx754OldGeyIztA6Q4jab5/Qs3Wj7id+
-zKq1i9Qwpi8sjyODJrLY+l2HouFb8tMWBbrhtYP2qFqpCndUaI+eMZw+IPl+HCsoJTGU/+
-y69TdsjD3jBacAE5zOm0kXqHZxHbsJabdGaq7nSPsGE3ibMvS7ZPp0F4qoqy9HRDaSxkBp
-TlmPodfPRtl1zc+9Wf4be1LOLvQ0SKyv7sMD82LLdz6cWF4xTjsXXP3LQ+y6vLokPkJA42
-F01EB5p0aCpJCI5EfSsZ8t0+A11EWWoDnfYLaZs9m+7LWSFSvEnME/zsczMP87TVbo+dbW
-ThqQH6ARmTspX4xVLn6OWHx5qD+AVgIbRTQPYbgygYFsI/XMVtuCefUA1TqWIrsTu62bI9
-McYpF7I2wn9LfyIcnUGI1TIJb7usun2Y1mOwpeLk5kTJabZp5VbwpPAXFkO/xF+/Q1AAAA
-wHjJHeF7cp8HYIZqeqkFgK2zEbkppLVOWAh4vedoTqxmMbCo3+V4ztFapM+fKOs2HhxMuG
-JEDB3T0WfGZGNhE+L6wiW0A67F3uWVuwSUweehAFz49saN7RYRuAgnhyOqvdfFx1P36eNN
-pVKLJP8wDMHeKtaas7oN2Lqp1J2dtxt5fVz+FzKIW3l3sIubuE6HCmTrBam/z6DJ+GbXMr
-/DOS5nyAncMkaKbnp78TYltMJb7I35vGD0nrk7DfTUE+3M2QAAAMEA9Yh6HttJe9aTBHMv
-e0KYe5z639sXfTChuJqD0USxo42CXcKrmJpE56pydoNww0ENcMdimWIRY07vCvznrD1l6q
-8JgQS4TA1CmrIvSNFO+5/x2SG2SxjuuPkjI6Sl6fosFnOPH8dXbNEkHKuGF3z1nIecg3s6
-3s3buMeLKxj+IMrTAhLRkKg2JxqEPhvDIS0RK607Fs3TlDr1rBm+reyhSiK+rSo8hpDy55
-nOYRPJAlg51gOlBw+T74u7yVcYa83nAAAAwQDRB8xfvfRmfb2j+rV0AO+yWQKYSNqurnN2
-2ZKZFivxC60yiQtsrpZ9guSSb5kgNoxwCxcRIXyRnB+doC+Kvx9gZrFjiOYsHg1NEOl41r
-uxCPydhO0Dar8l7cyVksyl2TRTVbu8OpjS/PeUQbKvV9RTKkqOdRIUbwMY7QlASJ99kBAp
-4yQLm3yrfaepeQCeHJGil9cBcsgaTuTruBlWNvyVe2KyzfW6XAzXtRQTouiiauQ7QZz3Aw
-5W+fi3Ir/XS+cAAAAIYWxmQHRlbXABAgM=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+KcSOSfrTIWCp9yLcDQF+dGIvryamLqzkgusuMn/LyAjfyYaSuTCYOSf5qR1az6hd/Ek7b0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 -----END OPENSSH PRIVATE KEY-----
diff --git a/client/temp_keys/temp_user_key-cert.pub b/client/temp_keys/temp_user_key-cert.pub
new file mode 100644
index 0000000..e39256d
--- /dev/null
+++ b/client/temp_keys/temp_user_key-cert.pub
@@ -0,0 +1 @@
+ssh-rsa-cert-v01@openssh.com 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 alf@temp
diff --git a/client/temp_keys/temp_user_key.pub b/client/temp_keys/temp_user_key.pub
index 0021e49..c372841 100644
--- a/client/temp_keys/temp_user_key.pub
+++ b/client/temp_keys/temp_user_key.pub
@@ -1 +1 @@
-ssh-rsa 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 alf@temp
+ssh-rsa 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 alf@temp