IAMTrail

Unofficial

AWS silently updates Managed IAM policies all the time.
We catch every single change.

Full version history and diffs for 1639 AWS Managed IAM Policies, archived since 2019. | A service by zoph.io

Latest Changes

What AWS changed most recently, and exactly which actions moved

scope changed, no action added or removed

today

45fb963

2 actions added

today

a1bfeb6

2 actions added

today

0745000

32 actions added

today

a3c5672

24 actions added

today

e76778f

21 actions added

today

0862462
Permissions management: iam:CreateServiceLinkedRole: iam:CreateServiceLinkedRole
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Endpoint Signals

46 regions, 307 services tracked from botocore

Expansioncassandraca-west-1aws
Expansionvpc-latticeap-southeast-5aws
New Serviceemr-serverless (1 endpoint)aws-iso
New Serviceemr-serverless (1 endpoint)aws-iso-b

Policy Creation by Year

Number of AWS managed policies first tracked each year

176
20
143
21
119
22
150
23
154
24
135
25
127
26
20201,004 total policies2026

Largest Policy

4385 actions

AWSSupportServiceRolePoli...

AWS Services Tracked

447

IAM service namespaces over time

IAM Actions (literals)

15,125

Distinct action strings in managed policies (no wildcards)

Year-over-Year Velocity

Total policy commits per year - new launches vs. updates

629 total (176 new, 453 updates)
20
488 total (143 new, 345 updates)
21
552 total (119 new, 433 updates)
22
669 total (150 new, 519 updates)
23
606 total (154 new, 452 updates)
24
753 total (135 new, 618 updates)
25
531 total (127 new, 404 updates)
26
UpdatesNew launches4,228 total commits tracked

Excludes 4 bulk-reformat day(s) where detection logic changes caused false-positive diffs.

Policy Lifecycle

Current version distribution across all policies

v1
661
v2
248
v3
182
v4
114
v5
68
v6-10
233
v11-20
93
v21+
40

40% of policies (661) are still at v1 - created once and never updated.

Monthly Seasonality

Policy change volume by calendar month across all years

257
Jan
277
Feb
326
Mar
368
Apr
326
May
392
Jun
377
Jul
336
Aug
269
Sep
316
Oct
634
Nov
350
Dec
re:Invent season (Nov-Dec) - 40% above average

re:Invent Pulse

Policy changes during the Nov 15 - Dec 15 window each year

100 changes, 50 new
20
107 changes, 34 new
21
87 changes, 29 new
22
129 changes, 25 new
23
138 changes, 59 new
24
145 changes, 33 new
25
UpdatesNew launches