https://docs.microsoft.com/ko-kr/azure/virtual-machines/linux/create-ssh-keys-detailed
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ssh-keygen -t rsa -b 2048 |
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SanseLG@SanseLG MINGW64 ~
$ ssh-keygen -t rsa -b 2048
Generating public/private rsa key pair.
Enter file in which to save the key (/c/Users/SanseLG/.ssh/id_rsa):
Created directory '/c/Users/SanseLG/.ssh'.
/id_rsa already exists.
Overwrite (y/n)? y
Enter passphrase (empty for no passphrase):
Enter same passphrase again:
Your identification has been saved in /c/Users/SanseLG/.ssh/id_rsa.
Your public key has been saved in /c/Users/SanseLG/.ssh/id_rsa.pub.
The key fingerprint is:
SHA256:s62IfPsUDdDKZKB7kD+pnux4NFL2fNzYFYuIu7c+kWg/R71nn2Qwyuck3p9zXIeGCrMOUbJvEotHIMBkSRqhyI SanseLG@SanseLG
The key's randomart image is:
+---[RSA 2048]----+
| ..+o .... |
|. o.. o o.. . |
|Eo . . + = o.. o |
|+ . o+ o..+ .oo |
| o.o=+ =S.. . oS=. o.. |
|. ooE.* o= . B o...B. |
| o.o o .o . + X oo= *o|
| +.o..+o . . + o.B.+.X|
|.o= o+==o . .o.o *=|
+----[SHA256]-----+
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-----BEGIN RSA PRIVATE KEY-----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-----END RSA PRIVATE KEY----- |
SanseLG@SanseLG MINGW64 ~/.ssh
$ cat id_rsa.pub
ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDNEpqXlhEHUKidf4LD6RbpczTuBLEt5nYVQfgEaIKbio9+TSd9JUKSR1q4u5znKyHSTbrj7YTcRAxs7dasqPu1Wdw1S/ebTQGWcGiGAb67JRKf9NXbuLVaOFjVV01gKDNCQp2tKI1Q2Wyqcg24ajyRUPg1/cFP3Rd/e+Nrn27cUUzx/78qovyE3z6ABapVL8/lBESeqdZNMOQkMaKCsjwz5ckIx5lvnnXWqeoJZE9FyLoTsJLDRvLPiVvTVR0P/BCrDGI/adSbev/zozibz9hJPhEMKtd8G4JC5MV/Xo05U1+qpR8dp9vRaCoAEBecoUEyk8BY1wvM1TtqmhzfZEMv SanseLG@SanseLG
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ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDNEpqXlhEHUKidf4LD6RbpczTuBLEt5nYVQfgEaIKbio9+TSd9JUKSR1q4u5znKyHSTbrj7YTcRAxs7dasqPu1Wdw1S/ebTQGWcGiGAb67JRKf9NXbuLVaOFjVV01gKDNCQp2tKI1Q2Wyqcg24ajyRUPg1/cFP3Rd/e+Nrn27cUUzx/78qovyE3z6ABapVL8/lBESeqdZNMOQkMaKCsjwz5ckIx5lvnnXWqeoJZE9FyLoTsJLDRvLPiVvTVR0P/BCrDGI/adSbev/zozibz9hJPhEMKtd8G4JC5MV/Xo05U1+qpR8dp9vRaCoAEBecoUEyk8BY1wvM1TtqmhzfZEMv SanseLG@SanseLG |
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| title | .ssh 폴더 및 하위 파일들의 올바른 퍼미션은 다음과 같습니다. 퍼미션이 잘못된 경우 사용하지 못하게 됩니다. |
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chmod 700 ~/.ssh
chmod 600 ~/.ssh/id_rsa
chmod 644 ~/.ssh/id_rsa.pub
chmod 644 ~/.ssh/authorized_keys
chmod 644 ~/.ssh/known_hosts |
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ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQCuNetuGwTcd1K7xNSFtZVRCwqJVGoAZUbkdDnEGzQY9DIJiUB1mMqATZmK59k4QBCN5HKvzWlRdI7X+4OLy9T904VbIo/vUfxVnfHRnFPSEMGbltYXMlnPZueYa700JRKFeYy0i5gJ1cDeh59/cICKTtarQE3vZprds3T8BQ10WsxP9ObRHxS1ZvcA1mAt0UfJB3kc+Zv+IGYsQp+FlCcpLrJ9v4c7TRXPTQFlQfB+qH7M79Cr8qaxl6GRoPcpMPrp7rfLnV6yk6mPRIzLwS5bMSAL+xbRGm0tTdpnjOr/lg894Gc+2Ax/MVToFXwdNCrKqec8MLuLSsCXpe5lk+y1 SanseLG@SanseLG |