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SSH, The Secure Shell: The Definitive Guide, 2nd Edition
book

SSH, The Secure Shell: The Definitive Guide, 2nd Edition

by Daniel J. Barrett, Richard E. Silverman, Robert G. Byrnes
May 2005
Intermediate to advanced content levelIntermediate to advanced
666 pages
21h 5m
English
O'Reilly Media, Inc.
Book available
Content preview from SSH, The Secure Shell: The Definitive Guide, 2nd Edition

Identity and Authorization Files, Tectia

~/.ssh2/authorization keywords: use one keyword/value pair per line.

Keyword

Meaning

Command Unix_command

Old way to specify a forced command; now obsolete, use Options

Key filename.pub

Location of public-key file

Options comma-separated-list-of-options

Options for the key immediately preceding it; see Options table below

PgpPublicKeyFile filename

Location of PGP public-key file

PgpKeyFingerprint fingerprint

Select PGP key by fingerprint

PgpKeyId id

Select PGP key by ID

PgpKeyName name

Select PGP key by name

~/.ssh2/authorization key options: one or more options separated by commas.

Option

Meaning

allow-from=host_ or_ ip_address_specification

Accept connections from incoming hosts

command=”Unix shell command"

Specify a forced command

deny-from=host_ or_ ip_address_specification

Reject connections from incoming hosts

environment=”variable = value"

Set environment variable

idle-timeout=time

Set idle timeout

no-agent-forwarding

Disable agent forwarding

no-port-forwarding

Disable port forwarding

no-pty

Don’t allocate TTY

no-x11-forwarding

Disable X Window forwarding

~/.ssh2/identification keywords: one keyword/value pair per line.

Keyword

Meaning

IdKey filename

Location of private-key file

IdPgpKeyFingerprint fingerprint

Select PGP key by fingerprint

IdPgpKeyId id

Select PGP key by ID

IdPgpKeyName name

Select PGP key by name

PgpSecretKeyFile filename

Location of PGP private-key file

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Publisher Resources

ISBN: 0596008953Errata Page