.TH myproxy-change-pass-phrase 1 "2005-12-2" "NCSA" "MyProxy".SH NAMEmyproxy-change-pass-phrase \- change MyProxy passphrase.SH SYNOPSIS.B myproxy-change-pass-phrase[.I options].SH DESCRIPTIONThe.B myproxy-change-pass-phrasecommand changes the passphrase under which a credential is protectedin the MyProxy repository.The command first prompts for the current passphrase for thecredential, then prompts twice for the new passphrase.Only the credential owner can change a credential's passphrase.The user must have a valid proxy credential as generated by.B grid-proxy-initor retrieved by.BR myproxy-logon (1)when running this command..SH OPTIONS.TP.B -h, --helpDisplays command usage text and exits..TP.B -u, --usageDisplays command usage text and exits..TP.B -v, --verboseEnables verbose debugging output to the terminal..TP.B -V, --versionDisplays version information and exits..TP.BI -s " hostname, " --pshost " hostname"Specifies the hostname of the myproxy-server.  This option is requiredif the.B MYPROXY_SERVERenvironment variable is not defined.  If specified, this optionoverrides the.B MYPROXY_SERVERenvironment variable..TP.BI -p " port, " --psport " port"Specifies the TCP port number of the.BR myproxy-server (8).Default: 7512.TP.B -l, --usernameSpecifies the MyProxy account under which the credential should bestored.  By default, the command uses the value of the.B LOGNAMEenvironment variable.Use this option to specify a different account username on the MyProxyserver.The MyProxy username need not correspond to a real Unix username..TP.B -d, --dn_as_usernameUse the certificate subject (DN) as the default username, insteadof the .B LOGNAME environment variable..TP.BI -k " name, " --credname " name"Specifies the credential name..TP.B -S, --stdin_passBy default, the command prompts for a passphrase and reads thepassphrase from the active tty.  When running the commandnon-interactively, there may be no associated tty.  Specifying thisoption tells the command to read passphrases from standard inputwithout prompts or confirmation..SH "EXIT STATUS"0 on success, >0 on error.SH ENVIRONMENT.TP.B MYPROXY_SERVERSpecifies the hostname where the.BR myproxy-server (8)is running.  This environment variable can be used in place of the .B -soption..TP.B MYPROXY_SERVER_PORTSpecifies the port where the.BR myproxy-server (8)is running.  This environment variable can be used in place of the .B -poption..TP.B MYPROXY_SERVER_DNSpecifies the distinguished name (DN) of the .BR myproxy-server (8).All MyProxy client programs authenticate the server's identity.By default, the MyProxyclient programs expect the server to have a distinguished name of theform "host/<fqhn>" or "myproxy/<fqhn>"(where <fqhn> is the fully-qualified hostname ofthe server).  If the server is running with some other DN, you can setthis environment variable to tell the MyProxy clients to accept thealternative DN..TP.B MYPROXY_TCP_PORT_RANGESpecifies a range of valid port numbers in the form "min,max"for the client side of the network connection to the server.By default, the client will bind to any available port.Use this environment variable to restrict the ports used toa range allowed by your firewall.If unset, MyProxy will follow the setting of the.B GLOBUS_TCP_PORT_RANGEenvironment variable..SH AUTHORSBill Baker,Jim Basney,Shiva Shankar Chetan,Patrick Duda,Jarek Gawor,Monte Goode,Daniel Kouril,Zhenmin Li,Jason Novotny,Miroslav Ruda,Benjamin Temko,and Von Welch.SH "SEE ALSO".BR myproxy-destroy (1),.BR myproxy-info (1),.BR myproxy-init (1),.BR myproxy-logon (1),.BR myproxy-retrieve (1),.BR myproxy-store (1),.BR myproxy-server.config (5),.BR myproxy-admin-adduser (8),.BR myproxy-admin-change-pass (8),.BR myproxy-admin-load-credential (8),.BR myproxy-admin-query (8),.BR myproxy-server (8)