How do I fix AWS key file authentication error?sftp to ec2 instance using FileZilla/PuttyVPS novice - What is...
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How do I fix AWS key file authentication error?
sftp to ec2 instance using FileZilla/PuttyVPS novice - What is wrong with sshd_config?Can't Connect To AWS EC2 Instance via PuttyRevoke access with specific private key to an EC2 serverUsing PuTTY private key for new user on AWS EC2 ServerHow to ssh from one ec2 instance to another?AWS User group role FTP keyHow to login to server using private key?AWS - Disconnected : No supported authentication methods available (server sent :publickey)Permission denied (publickey,password) for aws via ssh
I am using an AWS ec2 instance. Previously I was connecting via Filezilla, Putty and MySQL using the provided key file with no problem. Now for some reason I am unable to access the sever.
Disconnected: No supported authentication methods available (server sent: publickey)
I have checked the public key is correct. I have checked the location of the ppk and pem files.
What else could be the cause of this error?


putty amazon-web-services amazon-ec2
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I am using an AWS ec2 instance. Previously I was connecting via Filezilla, Putty and MySQL using the provided key file with no problem. Now for some reason I am unable to access the sever.
Disconnected: No supported authentication methods available (server sent: publickey)
I have checked the public key is correct. I have checked the location of the ppk and pem files.
What else could be the cause of this error?


putty amazon-web-services amazon-ec2
New contributor
user1004714 is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.
1
This error means that the server is offeringpublickeyas an authentication method, but your client isn't able to deal with it... are you sure the private key is valid, as is associated with the session's configuration?
– Attie
yesterday
Yes it was working previously, then something changed and now it is not working.
– user1004714
yesterday
Is that "something" the session configuration? do you usepagent.exe? Is it running? Can you share a screenshot of the session config?...
– Attie
yesterday
Not sure exactly what I can share but here is a screenshot of the AWS setup - Link in description above
– user1004714
yesterday
I was actually referring to the configuration of the client (i.e: FileZilla / Putty) - feel free to remove the AWS screenshot.
– Attie
yesterday
|
show 2 more comments
I am using an AWS ec2 instance. Previously I was connecting via Filezilla, Putty and MySQL using the provided key file with no problem. Now for some reason I am unable to access the sever.
Disconnected: No supported authentication methods available (server sent: publickey)
I have checked the public key is correct. I have checked the location of the ppk and pem files.
What else could be the cause of this error?


putty amazon-web-services amazon-ec2
New contributor
user1004714 is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.
I am using an AWS ec2 instance. Previously I was connecting via Filezilla, Putty and MySQL using the provided key file with no problem. Now for some reason I am unable to access the sever.
Disconnected: No supported authentication methods available (server sent: publickey)
I have checked the public key is correct. I have checked the location of the ppk and pem files.
What else could be the cause of this error?


putty amazon-web-services amazon-ec2
putty amazon-web-services amazon-ec2
New contributor
user1004714 is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.
New contributor
user1004714 is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
Check out our Code of Conduct.
edited yesterday
Attie
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11.7k32845
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asked yesterday
user1004714user1004714
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user1004714 is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
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user1004714 is a new contributor to this site. Take care in asking for clarification, commenting, and answering.
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1
This error means that the server is offeringpublickeyas an authentication method, but your client isn't able to deal with it... are you sure the private key is valid, as is associated with the session's configuration?
– Attie
yesterday
Yes it was working previously, then something changed and now it is not working.
– user1004714
yesterday
Is that "something" the session configuration? do you usepagent.exe? Is it running? Can you share a screenshot of the session config?...
– Attie
yesterday
Not sure exactly what I can share but here is a screenshot of the AWS setup - Link in description above
– user1004714
yesterday
I was actually referring to the configuration of the client (i.e: FileZilla / Putty) - feel free to remove the AWS screenshot.
– Attie
yesterday
|
show 2 more comments
1
This error means that the server is offeringpublickeyas an authentication method, but your client isn't able to deal with it... are you sure the private key is valid, as is associated with the session's configuration?
– Attie
yesterday
Yes it was working previously, then something changed and now it is not working.
– user1004714
yesterday
Is that "something" the session configuration? do you usepagent.exe? Is it running? Can you share a screenshot of the session config?...
– Attie
yesterday
Not sure exactly what I can share but here is a screenshot of the AWS setup - Link in description above
– user1004714
yesterday
I was actually referring to the configuration of the client (i.e: FileZilla / Putty) - feel free to remove the AWS screenshot.
– Attie
yesterday
1
1
This error means that the server is offering
publickey as an authentication method, but your client isn't able to deal with it... are you sure the private key is valid, as is associated with the session's configuration?– Attie
yesterday
This error means that the server is offering
publickey as an authentication method, but your client isn't able to deal with it... are you sure the private key is valid, as is associated with the session's configuration?– Attie
yesterday
Yes it was working previously, then something changed and now it is not working.
– user1004714
yesterday
Yes it was working previously, then something changed and now it is not working.
– user1004714
yesterday
Is that "something" the session configuration? do you use
pagent.exe? Is it running? Can you share a screenshot of the session config?...– Attie
yesterday
Is that "something" the session configuration? do you use
pagent.exe? Is it running? Can you share a screenshot of the session config?...– Attie
yesterday
Not sure exactly what I can share but here is a screenshot of the AWS setup - Link in description above
– user1004714
yesterday
Not sure exactly what I can share but here is a screenshot of the AWS setup - Link in description above
– user1004714
yesterday
I was actually referring to the configuration of the client (i.e: FileZilla / Putty) - feel free to remove the AWS screenshot.
– Attie
yesterday
I was actually referring to the configuration of the client (i.e: FileZilla / Putty) - feel free to remove the AWS screenshot.
– Attie
yesterday
|
show 2 more comments
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1
This error means that the server is offering
publickeyas an authentication method, but your client isn't able to deal with it... are you sure the private key is valid, as is associated with the session's configuration?– Attie
yesterday
Yes it was working previously, then something changed and now it is not working.
– user1004714
yesterday
Is that "something" the session configuration? do you use
pagent.exe? Is it running? Can you share a screenshot of the session config?...– Attie
yesterday
Not sure exactly what I can share but here is a screenshot of the AWS setup - Link in description above
– user1004714
yesterday
I was actually referring to the configuration of the client (i.e: FileZilla / Putty) - feel free to remove the AWS screenshot.
– Attie
yesterday