ssh-keyscan
E911265
ssh-keyscan is an OpenSSH utility that quickly gathers public host keys from remote servers for use in known_hosts files and host key verification.
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
OpenSSH command-line tool
ⓘ
software utility ⓘ |
| defaultPort | 22 ⓘ |
| developer | OpenBSD Project NERFINISHED ⓘ |
| distribution | included in OpenSSH client packages ⓘ |
| documentation | ssh-keyscan(1) manual page ⓘ |
| genre |
network security tool
ⓘ
system administration tool ⓘ |
| input |
file containing hostnames
ⓘ
list of IP addresses ⓘ list of hostnames ⓘ |
| license | BSD-style license NERFINISHED ⓘ |
| networkProtocol | TCP ⓘ |
| operatingSystem |
BSD
NERFINISHED
ⓘ
Linux ⓘ Unix-like systems NERFINISHED ⓘ macOS ⓘ |
| option |
-4
ⓘ
-6 ⓘ -D ⓘ -H ⓘ -T ⓘ -c ⓘ -f ⓘ -p ⓘ -q ⓘ -t ⓘ -v ⓘ |
| outputFormat | known_hosts line format ⓘ |
| partOf | OpenSSH NERFINISHED ⓘ |
| platform | command-line interface ⓘ |
| programmingLanguage | C ⓘ |
| purpose |
assist in SSH host key verification
ⓘ
gather SSH public host keys from remote servers ⓘ populate known_hosts files ⓘ |
| readsFrom | standard input ⓘ |
| securityNote | does not perform strong authentication of retrieved keys ⓘ |
| supportsProtocol |
SSH-1
ⓘ
SSH-2 NERFINISHED ⓘ |
| typicalOutput | SSH public host keys in known_hosts format ⓘ |
| usedFor |
auditing SSH host keys across multiple servers
ⓘ
detecting unexpected changes in SSH host keys ⓘ pre-fetching host keys before first SSH connection ⓘ |
| usedWith |
ssh
ⓘ
ssh-keygen ⓘ |
| writesTo |
standard error
ⓘ
standard output ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.