# [RT_IPSEC_AUTH_FAIL_LS](https://apps.juniper.net/syslog-explorer/?msg=RT_IPSEC_AUTH_FAIL_LS)

## SYSLOG Details
- **Message**: [lsys: <variable>logical-system-name</variable>] RT_IPSEC_PV_DECRYPTION_LS: <variable>error-message</variable>
- **Help**: HMAC authentication failure
- **Description**: HMAC verification failed for received IPSec packet \ Possibly due to a mis-match in authentication keys.
- **Type**: Error: An error occurred
- **Severity**: error
- **Cause**: -
- **Action**: -
- **Attributes**: logical-system-name
error-message
- **Facility**: LOG_USER

## Found this message in the following releases:
- [Junos OS 26.2R1](https://apps.juniper.net/syslog-explorer/?msg=RT_IPSEC_AUTH_FAIL_LS&sw=Junos%20OS&rel=26.2R1)
- [Junos OS 25.4R1](https://apps.juniper.net/syslog-explorer/?msg=RT_IPSEC_AUTH_FAIL_LS&sw=Junos%20OS&rel=25.4R1)
- [Junos OS 25.2R2](https://apps.juniper.net/syslog-explorer/?msg=RT_IPSEC_AUTH_FAIL_LS&sw=Junos%20OS&rel=25.2R2)
- [Junos OS 25.2R1](https://apps.juniper.net/syslog-explorer/?msg=RT_IPSEC_AUTH_FAIL_LS&sw=Junos%20OS&rel=25.2R1)
- [Junos OS 24.4R2](https://apps.juniper.net/syslog-explorer/?msg=RT_IPSEC_AUTH_FAIL_LS&sw=Junos%20OS&rel=24.4R2)
- [Junos OS 24.4R1](https://apps.juniper.net/syslog-explorer/?msg=RT_IPSEC_AUTH_FAIL_LS&sw=Junos%20OS&rel=24.4R1)
- [Junos OS 24.2R2](https://apps.juniper.net/syslog-explorer/?msg=RT_IPSEC_AUTH_FAIL_LS&sw=Junos%20OS&rel=24.2R2)
- [Junos OS 24.2R1](https://apps.juniper.net/syslog-explorer/?msg=RT_IPSEC_AUTH_FAIL_LS&sw=Junos%20OS&rel=24.2R1)
- [Junos OS 23.4R2](https://apps.juniper.net/syslog-explorer/?msg=RT_IPSEC_AUTH_FAIL_LS&sw=Junos%20OS&rel=23.4R2)
- [Junos OS 23.4R1](https://apps.juniper.net/syslog-explorer/?msg=RT_IPSEC_AUTH_FAIL_LS&sw=Junos%20OS&rel=23.4R1)
- [Junos OS 23.2R2](https://apps.juniper.net/syslog-explorer/?msg=RT_IPSEC_AUTH_FAIL_LS&sw=Junos%20OS&rel=23.2R2)
- [Junos OS 23.2R1](https://apps.juniper.net/syslog-explorer/?msg=RT_IPSEC_AUTH_FAIL_LS&sw=Junos%20OS&rel=23.2R1)
- [Junos OS 22.4R3](https://apps.juniper.net/syslog-explorer/?msg=RT_IPSEC_AUTH_FAIL_LS&sw=Junos%20OS&rel=22.4R3)
- [Junos OS 22.4R2](https://apps.juniper.net/syslog-explorer/?msg=RT_IPSEC_AUTH_FAIL_LS&sw=Junos%20OS&rel=22.4R2)
- [Junos OS 22.4R1](https://apps.juniper.net/syslog-explorer/?msg=RT_IPSEC_AUTH_FAIL_LS&sw=Junos%20OS&rel=22.4R1)
- [Junos OS 22.2R3](https://apps.juniper.net/syslog-explorer/?msg=RT_IPSEC_AUTH_FAIL_LS&sw=Junos%20OS&rel=22.2R3)
- [Junos OS 22.2R2](https://apps.juniper.net/syslog-explorer/?msg=RT_IPSEC_AUTH_FAIL_LS&sw=Junos%20OS&rel=22.2R2)
- [Junos OS 22.2R1](https://apps.juniper.net/syslog-explorer/?msg=RT_IPSEC_AUTH_FAIL_LS&sw=Junos%20OS&rel=22.2R1)