Change log for SOPHOS_FIREWALL

Date Changes
2026-06-04 Enhancement:
- event.idm.read_only_udm.intermediary.ip and event.idm.read_only_udm.intermediary.asset.ip: Newly mapped intermediary_ip log field with event.idm.read_only_udm.intermediary.ip and event.idm.read_only_udm.intermediary.asset.ip UDM fields.
- event.idm.read_only_udm.principal.ip and event.idm.read_only_udm.principal.asset.ip: Newly mapped reported_ip raw log field with event.idm.read_only_udm.principal.ip and event.idm.read_only_udm.principal.asset.ip UDM field.
- event.idm.read_only_udm.network.dhcp.ciaddr: Newly mapped reported_ip raw log field with event.idm.read_only_udm.network.dhcp.ciaddr UDM field.
- event.idm.read_only_udm.metadata.event_type: When reported_ip is not empty, updated the value of event.idm.read_only_udm.metadata.event_type to NETWORK_DHCP.
- event.idm.read_only_udm.security_result.detection_fields: Newly mapped lease_time raw log field with event.idm.read_only_udm.security_result.detection_fields UDM field.
- Added a grok pattern on message to extract intermediary_ip log field.
2025-04-23 Enhancement:
- event.idm.read_only_udm.metadata.ingested_timestamp: Newly mapped date_time and timestamp raw log field with event.idm.read_only_udm.metadata.event_timestamp UDM field
2024-08-26 Enhancement:
- Parsed logs for timezone=WAT.
2023-11-20 Enhancement:
- Mapped packets_sent to network.sent_packets.
- Mapped packets_received to network.received_packets.
- Mapped src_trans_ip to principal.nat_ip.
- Mapped src_trans_port to principal.nat_port.
- Mapped dst_trans_ip to target.nat_ip.
- Mapped dst_trans_port to target.nat_port.
- Mapped bytes_sent to network.sent_bytes.
- Mapped bytes_received to network.received_bytes.
- Mapped duration to network.session_duration.
- Mapped referer to network.http.referer_url.
- Mapped ipaddress to principal.ip and network.dhcp.ciaddr.
- Mapped client_physical_address to network.dhcp.chaddr.
- Mapped client_host_name to network.dhcp.client_hostname.
- Mapped reason to security_result.summary.
- Mapped http_status to network.http.response_code.
- Mapped app_name to principal.application.
- Mapped out_display_interface, web_policy_id, http_category, http_category_type, exceptions, con_id,
used_quota, src_zone_type, src_zone, dst_zone_type, dst_zone, app_risk, app_category, nat_rule_name,
gw_id_request, gw_name_request, app_filter_policy_id, app_technology, in_interface, out_interface,
con_event, srczonetype, dstzonetype, connevent, connid, hb_health, category_type,
activityname to security_result.detection_fields.
2023-11-10 Enhancement:
- Mapped fw_rule_type to security_result.rule_type.
- Mapped severity to security_result.severity.
- Mapped device_serial_id to principal.asset.asset_id.
- Mapped log_type, log_component, log_subtype, log_version, nat_rule_id, ether_type,
hb_status, app_resolved_by, app_is_cloud, qualifier, log_occurrence, in_display_interface to security_result.detection_fields.
2023-04-03 Enhancement:
- Modified mapping of device_name from principal.hostname to intermediary.hostname.
- Modified mapping of device_id from principal.asset.asset_id to intermediary.asset.asset_id.
- Modified mapping of metadata.vendor_name from SOPHOS Ltd. to SOPHOS.
- Mapped sent_pkts to network.sent_packets.
- Mapped recv_pkts to network.received_packets.
- Mapped tran_src_ip to principal.nat_ip.
- Mapped tran_src_port to principal.nat_port.
- Mapped tran_dst_ip to target.nat_ip.
- Mapped tran_dst_port to target.nat_port.
2022-12-01 Enhancement - Parsed logs for timezone=IST.
- Mapped application_category, application_risk and application_technology to security_result.detection_fields.
- Mapped fw_rule_name to security_result.rule_name.
- Mapped fw_rule_section to security_result.rule_set.
2022-08-18 Enhancement - Parsed logs for timezone=CEST.
- Reduced Generic Event percentage
- Mapped user_name to event.idm.read_only_udm.principal.user.userid
- Mapped device_id to event.idm.read_only_udm.principal.asset.asset_id