xref: /aosp_15_r20/external/curl/docs/cmdline-opts/hostpubsha256.md (revision 6236dae45794135f37c4eb022389c904c8b0090d)
1*6236dae4SAndroid Build Coastguard Worker---
2*6236dae4SAndroid Build Coastguard Workerc: Copyright (C) Daniel Stenberg, <[email protected]>, et al.
3*6236dae4SAndroid Build Coastguard WorkerSPDX-License-Identifier: curl
4*6236dae4SAndroid Build Coastguard WorkerLong: hostpubsha256
5*6236dae4SAndroid Build Coastguard WorkerArg: <sha256>
6*6236dae4SAndroid Build Coastguard WorkerHelp: Acceptable SHA256 hash of host public key
7*6236dae4SAndroid Build Coastguard WorkerProtocols: SFTP SCP
8*6236dae4SAndroid Build Coastguard WorkerAdded: 7.80.0
9*6236dae4SAndroid Build Coastguard WorkerCategory: sftp scp ssh
10*6236dae4SAndroid Build Coastguard WorkerMulti: single
11*6236dae4SAndroid Build Coastguard WorkerSee-also:
12*6236dae4SAndroid Build Coastguard Worker  - hostpubmd5
13*6236dae4SAndroid Build Coastguard WorkerExample:
14*6236dae4SAndroid Build Coastguard Worker  - --hostpubsha256 NDVkMTQxMGQ1ODdmMjQ3MjczYjAyOTY5MmRkMjVmNDQ= sftp://example.com/
15*6236dae4SAndroid Build Coastguard Worker---
16*6236dae4SAndroid Build Coastguard Worker
17*6236dae4SAndroid Build Coastguard Worker# `--hostpubsha256`
18*6236dae4SAndroid Build Coastguard Worker
19*6236dae4SAndroid Build Coastguard WorkerPass a string containing a Base64-encoded SHA256 hash of the remote host's
20*6236dae4SAndroid Build Coastguard Workerpublic key. Curl refuses the connection with the host unless the hashes match.
21*6236dae4SAndroid Build Coastguard Worker
22*6236dae4SAndroid Build Coastguard WorkerThis feature requires libcurl to be built with libssh2 and does not work with
23*6236dae4SAndroid Build Coastguard Workerother SSH backends.
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