Difference between revisions of "Public key cryptography"
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− | + | [[wikipedia:Public key cryptography]] | |
+ | * [[RSA]]/[[DSA]] | ||
+ | * [[BLS digital signature]] | ||
+ | |||
+ | |||
+ | == Commands == | ||
+ | Generate public key from [[private key]]: | ||
+ | * <code>[[ssh-keygen -y]] -f ~/.ssh/id_rsa > ~/[[.ssh/]]id_rsa[[.pub]]</code> | ||
Generate a public key from a [[PEM]] private key | Generate a public key from a [[PEM]] private key | ||
− | * <code>[[openssl]] rsa -in mykey.pem -pubout > mykey.pub</code> | + | * <code>[[openssl]] [[rsa]] -in mykey.pem -pubout > mykey.pub</code> |
− | Generate fingerpring | + | Generate [[fingerpring]]: |
* <code> [[ssh-keygen]] -l -f /etc/ssh/ssh_host_XXXXkey.pub</code> | * <code> [[ssh-keygen]] -l -f /etc/ssh/ssh_host_XXXXkey.pub</code> | ||
+ | |||
+ | * <code>[[gpg --gen-key]]</code> | ||
+ | |||
+ | |||
+ | [[OpenSSH 7.6]] (2017) | ||
+ | * Refuse [[keys]] <1024 bits in [[key length | lengh]] and improve reporting for keys that do not meet this requirement. | ||
== Related terms == | == Related terms == | ||
+ | * [[X.509]] | ||
* <code>[[ssh-copy-id]]</code> | * <code>[[ssh-copy-id]]</code> | ||
− | * <code>[[ssh-keygen]]</code> | + | * <code>[[ssh-keygen]]</code> and <code>[[puttygen]]</code> |
− | + | * <code>[[ssh-keyscan]]</code> | |
− | * <code>[[ | ||
* [[sshd logs]]: [[Failed publickey for]] | * [[sshd logs]]: [[Failed publickey for]] | ||
+ | * [[Athena IDProtect card]] | ||
+ | * [[Minerva attack]] | ||
+ | * [[Cisco IOS: Configure public RSA key authentication]] | ||
+ | * [[Whitfield Diffie]] | ||
+ | * [[Key length]] | ||
+ | * [[EdDSA]]: [[ed25519]], [[RSA]], [[DSA]] | ||
+ | * [[ECDSA]]: [[Bitcoin]] | ||
+ | * [[SHA]] | ||
+ | * [[TLS]], [[S/MIME]], [[PGP]], [[GPG]] | ||
+ | * [[AWS]]: <code>[[aws ec2 import-key-pair]]</code>, <code>[[aws ec2 create-key-pair]]</code>, <code>[[aws ec2 describe-key-pairs]]</code> | ||
+ | * [[BLS digital signature]] | ||
+ | * <code>[[sops]]</code> | ||
+ | * [[WebAuthn]] | ||
== See also == | == See also == | ||
+ | * {{Key}} | ||
* {{ssh}} | * {{ssh}} | ||
− | * | + | * {{RSA}} |
+ | * {{Public key}} | ||
* {{CA}} | * {{CA}} | ||
[[Category:Security]] | [[Category:Security]] |
Latest revision as of 08:14, 19 January 2023
wikipedia:Public key cryptography
Commands[edit]
Generate public key from private key:
ssh-keygen -y -f ~/.ssh/id_rsa > ~/.ssh/id_rsa.pub
Generate a public key from a PEM private key
Generate fingerpring:
ssh-keygen -l -f /etc/ssh/ssh_host_XXXXkey.pub
OpenSSH 7.6 (2017)
Related terms[edit]
- X.509
ssh-copy-id
ssh-keygen
andputtygen
ssh-keyscan
- sshd logs: Failed publickey for
- Athena IDProtect card
- Minerva attack
- Cisco IOS: Configure public RSA key authentication
- Whitfield Diffie
- Key length
- EdDSA: ed25519, RSA, DSA
- ECDSA: Bitcoin
- SHA
- TLS, S/MIME, PGP, GPG
- AWS:
aws ec2 import-key-pair
,aws ec2 create-key-pair
,aws ec2 describe-key-pairs
- BLS digital signature
sops
- WebAuthn
See also[edit]
- Public key cryptography,
private key
,public key
,key length
,ssh-keygen
,ssh-keyscan
, Root certificate, KEX, Generate a key - SSH:
ssh
, TLS,.ppk, .pem, .crt, .pub
, ED25519, Key exchange method (KEX), public key, private key,ssh -Q kex
,IAMUserSSHKeys
,known_hosts
, ssh tunnel, Dropbear - Public-key cryptography: RSA, DSA, ECDSA, EdDSA (Ed25519), AES, RSA Conference, hash,
pkeyutl
, Signature, key length, Easyrsa, OAEP, Ron Rivest, Adi Shamir, Leonard Adleman - Public-key cryptography, Public key certificate, BLS digital signature
- CA, Root Certificates, FreeIPA, PKI, OpenCA, Wildcard certificate,
certtool
,certbot
(Let's Encrypt),certinfo
(Cloudflare), ACME, Boulder,cfssl
(Cloudflare), Public key certificate, public key, TLS and X.509, OCSP, Subject Alternative Name (SAN),openssl ca
, Self signed certificate, CSR,keytool
, ACM, KMS,aws acm
, IdenTrust, multirootca, cert-manager, ca_cert_identifier
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