Hi @Givara B ,
The SNMPv3 username is: v3get. Please refer to the Section "Monitoring System Health and Status Using SNMP" : https://www.cisco.com/c/en/us/td/docs/security/esa/esa15-0/user_guide/b_ESA_Admin_Guide_15-0/b_ESA_Admin_Guide_12_1_chapter_0...