HP LaserJet, HP PageWide - Secure by Default Initiative (white paper)

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Appendix C – PJL Device Access Commands
The PJL Device Access Command setting controls access to PJL management commands. The following table lists which
PJL commands are controlled with this command.
PJL Command
Controlled by PJL
Device Access
Command setting
Description
DEFAULT
Yes
Sets default values for environment variables.
OPMSG, RDYMSG, STMSG
Yes
Ready, Status and Operator messages
DMINFO, DMCMD
Yes
SNMP over PJL commands
INITIALIZE
Yes
Resets PJL values to factory default
SET
Yes
Sets environment variable to specified value for
duration of a PJL job.
File system commands (FS*)
No
Controlled by PJL File Access command
UEL, COMMENT, ENTER, JOB, EOJ, RESET
INQUIRE, DINQUIRE, ECHO, INFO
USTATUS, USTATUSOFF
No
Job control and job status commands
References
• Preventing Cross Site Request Forgery (CSRF) Attack using CSRF-Tokens on HP Printing Devices
http://h10032.www1.hp.com/ctg/Manual/c05428973.pdf
• HP FutureSmart 4 Administrative Password Security Features
http://h10032.www1.hp.com/ctg/Manual/c05429015
• Discovering And Configuring FutureSmart Devices Version 4.5 And Later with HP Web Jetadmin
http://h10032.www1.hp.com/ctg/Manual/c05813511
Additional documents TBD
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July 2019, Version 1.4
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