UNIVERSITÀ DI PARMA
DIPARTIMENTO DI SCIENZE MATEMATICHE, FISICHE E INFORMATICHE

yum install totpcgi qrencode


#in /etc/httpd/conf.d/vh33-ssl.conf 
ScriptAlias /totpcgi/ "/var/www/totpcgi/"
SuexecUserGroup totpcgi totpcgi

#/etc/totpcgi/provisioning.conf :
totp_user_mask = $username@studenti.unipr.it

sudo totpprov generate-user-token roberto.alfieri
Generating new token for user roberto.alfieri
Are you sure [y/N]: y
New token generated for user roberto.alfieri
otpauth://totp/roberto.alfieri@studenti.unipr.it?secret=RBIGGQ6S3I5QYXNF
Scratch tokens:
12771390
82945772
33091826
67969945
50767065

qrencode -s 5 -o totp-qrcode-alfieri.png otpauth://totp/roberto.alfieri@studenti.unipr.it?secret=RBIGGQ6S3I5QYXNF