principal_name
The MODIFY PRINCIPAL command is used to modify a principal entry.
1 – Qualifiers
2 /POLICY
/POLICY[=policy]
/[NO]POLICY
Specifies the policy for the modified principal. If the negated
for of this qualifier is used then the modified principal will
have any associated policy removed.
3 /EXPIRATION
/EXPIRATION=date-time
Specifies the expiration for the modified principal.
4 /PWD_EXPIRATION
/PWD_EXPIRATION=date-time
Specifies the expiration for the modified principal's password.
5 /TICKET_LIFETIME
/TICKET_LIFETIME=(field [,...])
Specifies the ticket lifetime for the modified principal.
5.1 – Fields
MAX:delta-time
Specifies the maximum ticket lifetime for the modified principal.
6 /RENEWAL_LIFETIME
/RENEWAL_LIFETIME=(field [,...])
Specifies the ticket renewal lifetime for the modified principal.
6.1 – Fields
MAX:delta-time
Specifies the maximum ticket renewal lifetime for the modified
principal.
7 /KEY_VERSION
/KEY_VERSION=number
Specifies the key version number associated with the modified
principal. This value must be in the range of 0 through 255.
8 /ATTRIBUTES
/ATTRIBUTES=([NO]attrname[,...])
Specifies the attributes associated with the modified principal.
Keyword Description
DISALLOW_POSTDATED Disallows postdated tickets for this
principal.
DISALLOW_FORWARDABLE Disallows forwardable tickets for this
principal.
DISALLOW_TGT_BASED Disallows Ticket-Granting-Service based
issuances for this server.
DISALLOW_RENEWABLE Disallows renewable tickets for this
principal.
DISALLOW_PROXIABLE Disallows proxiable tickets for this
principal.
DISALLOW_DUP_SKEY Disallows duplicate SKEY for this
principal.
DISALLOW_ALL_TIX Disallows all tickets for this principal.
The client or server is locked out.
REQUIRES_PRE_AUTH Pre-Authentication is required for this
principal.
REQUIRES_HW_AUTH Hardware Pre-Authentication is required for
this principal.
REQUIRES_PWCHANGE Password change is required for this
principal.
DISALLOW_SVR Disallows service on this server.
PWCHANGE_SERVICE The server provides password changing
service.
SUPPORT_DESMD5 RSA-MD5 with DES cbc mode is supported by
this principal.
9 – Examples
KerberosAdmin> Modify Principal TestPrincipal -
_KerberosAdmin> /Attribute=DISALLOW_FORWARDABLE
Requests that the TestPrincipal be modified such that forwardable
tickets are disallowed.