All technologies

IPv6

1 painsavg 6.0/10
compatibility 1

IPv6 support breaks existing IAM policies with unexpected behavior

6

AWS adding IPv6/AAAA support to endpoints breaks existing IAM policies that use v4-centric statements (like aws:SourceIp). This causes unexpected DENYs or, worse, unexpected ALLOWs that compromise access control, impacting customers in affected regions with limited workarounds.

compatibilityAWSAWS IAMIPv6