| title | Fictitious GUIDs |
|---|---|
| description | A list of fictitious GUIDs. |
| ms.date | 08/12/2024 |
| ms.author | eunicewaweru |
| manager | mwongerapk |
| author | msewaweru |
| ms.reviewer | stevemutungi |
As a security measure, Microsoft recommends using fictitious GUID values instead of real values that attackers can use.
This article contains a list of fictitious GUIDs.
| GUID name | Fake GUID value (Pattern) |
|---|---|
| Client (application) ID / resource app ID/audience Pattern | NNNNNNNN-LLLL-NNNN-LLLL-NNNNLLLLNNNN |
| 00001111-aaaa-2222-bbbb-3333cccc4444 | |
| 11112222-bbbb-3333-cccc-4444dddd5555 | |
| 22223333-cccc-4444-dddd-5555eeee6666 | |
| 33334444-dddd-5555-eeee-6666ffff7777 | |
| 44445555-eeee-6666-ffff-7777aaaa8888 | |
| 55556666-ffff-7777-aaaa-8888bbbb9999 | |
| 66667777-aaaa-8888-bbbb-9999cccc0000 | |
| Directory (tenant) ID Pattern | LLLLLLLL-NNNN-LLLL-NNNN-LLLLNNNNLLLL |
| aaaabbbb-0000-cccc-1111-dddd2222eeee | |
| bbbbcccc-1111-dddd-2222-eeee3333ffff | |
| ccccdddd-2222-eeee-3333-ffff4444aaaa | |
| ddddeeee-3333-ffff-4444-aaaa5555bbbb | |
| eeeeffff-4444-aaaa-5555-bbbb6666cccc | |
| ffffaaaa-5555-bbbb-6666-cccc7777dddd | |
| aaaabbbb-6666-cccc-7777-dddd8888eeee | |
| Organization/Entity/User ID Pattern | NNLLNNLL-LLNN-LLNN-LLNN-NNLLNNLLNNLL |
| 00aa00aa-bb11-cc22-dd33-44ee44ee44ee | |
| 11bb11bb-cc22-dd33-ee44-55ff55ff55ff | |
| 22cc22cc-dd33-ee44-ff55-66aa66aa66aa | |
| 33dd33dd-ee44-ff55-aa66-77bb77bb77bb | |
| 44ee44ee-ff55-aa66-bb77-88cc88cc88cc | |
| 55ff55ff-aa66-bb77-cc88-99dd99dd99dd | |
| 66aa66aa-bb77-cc88-dd99-00ee00ee00ee | |
| Object/userObject ID Pattern | LLLLLLLL-NNNN-NNNN-NNNN-LLLLLLLLLLLL |
| aaaaaaaa-0000-1111-2222-bbbbbbbbbbbb | |
| bbbbbbbb-1111-2222-3333-cccccccccccc | |
| cccccccc-2222-3333-4444-dddddddddddd | |
| dddddddd-3333-4444-5555-eeeeeeeeeeee | |
| eeeeeeee-4444-5555-6666-ffffffffffff | |
| ffffffff-5555-6666-7777-aaaaaaaaaaaa | |
| aaaaaaaa-6666-7777-8888-bbbbbbbbbbbb | |
| bbbbbbbb-7777-8888-9999-cccccccccccc | |
| cccccccc-8888-9999-0000-dddddddddddd | |
| dddddddd-9999-0000-1111-eeeeeeeeeeee | |
| Correlation ID Pattern | LLLLNNNN-LLNN-NNNN-NNLL-NNNNNNKLLLLLL |
| aaaa0000-bb11-2222-33cc-444444dddddd | |
| bbbb1111-cc22-3333-44dd-555555eeeeee | |
| cccc2222-dd33-4444-55ee-666666ffffff | |
| dddd3333-ee44-5555-66ff-777777aaaaaa | |
| eeee4444-ff55-6666-77aa-888888bbbbbb | |
| ffff5555-aa66-7777-88bb-999999cccccc | |
| aaaa6666-bb77-8888-99cc-000000dddddd | |
| Trace ID Pattern | NNNNLLLL-NNLL-LLLL-LLNN-LLLLLLNNNNNN |
| 0000aaaa-11bb-cccc-dd22-eeeeee333333 | |
| 1111bbbb-22cc-dddd-ee33-ffffff444444 | |
| 2222cccc-33dd-eeee-ff44-aaaaaa555555 | |
| 3333dddd-44ee-ffff-aa55-bbbbbbbb6666 | |
| 4444eeee-55ff-aaaa-bb66-cccccccc7777 | |
| 5555ffff-66aa-bbbb-cc77-dddddd888888 | |
| 6666aaaa-77bb-cccc-dd88-eeeeee999999 | |
| Application ID URI Pattern | api://{application/process/tenant/other} |
| api://00001111-aaaa-2222-bbbb-3333cccc4444 | |
| api://aaaabbbb-0000-cccc-1111-dddd2222eeee | |
| Secret ID/KeyId Pattern | LLLLLLLL-NLNL-NLNL-NLNL-NNNNNNNNNNNN |
| aaaaaaaa-0b0b-1c1c-2d2d-333333333333 | |
| bbbbbbbb-1c1c-2d2d-3e3e-444444444444 | |
| cccccccc-2d2d-3e3e-4f4f-555555555555 | |
| dddddddd-3e3e-4f4f-5a5a-666666666666 | |
| eeeeeeee-4f4f-5a5a-6b6b-777777777777 | |
| ffffffff-5a5a-6b6b-7c7c-888888888888 | |
| aaaaaaaa-6b6b-7c7c-8d8d-999999999999 | |
| Value (for secrets) Pattern | Aa1Bb~2Cc3.-Dd4Ee5Ff6Gg7Hh8Ii9_Jj0Kk1Ll2 |
| Bb2Cc~3Dd4.-Ee5Ff6Gg7Hh8Ii9Jj0_Kk1Ll2Mm3 | |
| Cc3Dd~4Ee5.-Ff6Gg7Hh8Ii9Jj0Kk1_Ll2Mm3Nn4 | |
| Dd4Ee~5Ff6.-Gg7Hh8Ii9Jj0Kk1Ll2_Mm3Nn4Oo5 | |
| Ee5Ff~6Gg7.-Hh8Ii9Jj0Kk1Ll2Mm3_Nn4Oo5Pp6 | |
| Ff6Gg~7Hh8.-Ii9Jj0Kk1Ll2Mm3Nn4_Oo5Pp6Qq7 | |
| Gg7Hh~8Ii9.-Jj0Kk1Ll2Mm3Nn4Oo5_Pp6Qq7Rr8 | |
| Value (for secrets alphanumeric/key) | A1bC2dE3fH4iJ5kL6mN7oP8qR9sT0u |
| C2dE3fH4iJ5kL6mN7oP8qR9sT0uV1w | |
| E3fH4iJ5kL6mN7oP8qR9sT0uV1wX2y | |
| H4iJ5kL6mN7oP8qR9sT0uV1wX2yZ3a | |
| J5kL6mN7oP8qR9sT0uV1wX2yZ3aB4c | |
| L6mN7oP8qR9sT0uV1wX2yZ3aB4cD5e | |
| N7oP8qR9sT0uV1wX2yZ3aB4cD5eF6g | |
| Certificate ID Pattern | NLNLNLNL-NNNN-LLLL-NNNN-NLNLNLNLNLNL |
| 0a0a0a0a-1111-bbbb-2222-3c3c3c3c3c3c | |
| 1b1b1b1b-2222-cccc-3333-4d4d4d4d4d4d | |
| 2c2c2c2c-3333-dddd-4444-5e5e5e5e5e5e | |
| 3d3d3d3d-4444-eeee-5555-6f6f6f6f6f6f | |
| 4e4e4e4e-5555-ffff-6666-7a7a7a7a7a7a | |
| 5f5f5f5f-6666-aaaa-7777-8b8b8b8b8b8b | |
| 6a6a6a6a-7777-bbbb-8888-9c9c9c9c9c9c | |
| ResourceID | LNLNLNLN-LLLL-LLLL-LLLL-LNLNLNLNLNLN |
| a0a0a0a0-bbbb-cccc-dddd-e1e1e1e1e1e1 | |
| b1b1b1b1-cccc-dddd-eeee-f2f2f2f2f2f2 | |
| c2c2c2c2-dddd-eeee-ffff-a3a3a3a3a3a3 | |
| d3d3d3d3-eeee-ffff-aaaa-b4b4b4b4b4b4 | |
| e4e4e4e4-ffff-aaaa-bbbb-c5c5c5c5c5c5 | |
| f5f5f5f5-aaaa-bbbb-cccc-d6d6d6d6d6d6 | |
| a6a6a6a6-bbbb-cccc-dddd-e7e7e7e7e7e7 | |
| Subscription ID | LLLLNLNL-LLNL-LLNL-LLNL-LLLLLLNLNLNL |
| aaaa0a0a-bb1b-cc2c-dd3d-eeeeee4e4e4e | |
| bbbb1b1b-cc2c-dd3d-ee4e-ffffff5f5f5f | |
| cccc2c2c-dd3d-ee4e-ff5f-aaaaaa6a6a6a | |
| dddd3d3d-ee4e-ff5f-aa6a-bbbbbb7b7b7b | |
| eeee4efe-ff5f-aa6a-bb7b-cccccc8c8c8c | |
| ffff5f5f-aa6a-bb7b-cc8c-dddddd9d9d9d | |
| aaaa6a6a-bb7b-cc8c-dd9d-eeeeee0e0e0e | |
| Thumbprint (for certificates) Pattern | AA11BB22CC33DD44EE55FF66AA77BB88CC99DD00 |
| BB22CC33DD44EE55FF66AA77BB88CC99DD00EE11 | |
| CC33DD44EE55FF66AA77BB88CC99DD00EE11FF22 | |
| DD44EE55FF66AA77BB88CC99DD00EE11FF22AA33 | |
| EE55FF66AA77BB88CC99DD00EE11FF22AA33BB44 | |
| FF66AA77BB88CC99DD00EE11FF22AA33BB44CC55 | |
| AA77BB88CC99DD00EE11FF22AA33BB44CC55DD66 | |
| BB88CC99DD00EE11FF22AA33BB44CC55DD66EE77 | |
| Signature Hash/CustomKeyIdentifier | aB1cD2eF3gH4iJ5kL6-mN7oP8qR= |
| cD2eF3gH4iJ5kL6mN7-oP8qR9sT= | |
| eF3gH4iJ5kL6mN7oP8-qR9sT0uV= | |
| gH4iJ5kL6mN7oP8qR9-sT0uV1wX= | |
| iJ5kL6mN7oP8qR9sT0-uV1wX2yZ= | |
| kL6mN7oP8qR9sT0uV1-wX2yZ3aB= | |
| mN7oP8qR9sT0uV1wX2-yZ3aB4dE= | |
| principalId | LLLLLLL-LLLL-LLLL-NNNN-NNNNNNNNNNNN |
| aaaaaaaa-bbbb-cccc-1111-222222222222 | |
| bbbbbbbb-cccc-dddd-2222-333333333333 | |
| cccccccc-dddd-eeee-3333-444444444444 | |
| dddddddd-eeee-ffff-4444-555555555555 | |
| eeeeeeee-ffff-aaaa-5555-666666666666 | |
| ffffffff-aaaa-bbbb-6666-777777777777 | |
| aaaaaaaa-bbbb-cccc-7777-888888888888 | |
| Policy ID | NLLLLLLN-NLLN-NLLN-NLLN-NLLLLLLLLLLN |
| 1aaaaaa1-2bb2-3cc3-4dd4-5eeeeeeeeee5 | |
| 2bbbbbb2-3cc3-4dd4-5ee5-6ffffffffff6 | |
| 3cccccc3-4dd4-5ee5-6ff6-7aaaaaaaaaa7 | |
| 4dddddd4-5ee5-6ff6-7aa7-8bbbbbbbbbb8 | |
| 5eeeeee5-6ff6-7aa7-8bb8-9cccccccccc9 | |
| 6ffffff6-7aa7-8bb8-9cc9-0dddddddddd0 | |
| 7aaaaaa7-8bb8-9cc9-0dd0-1eeeeeeeeee1 | |
| AppRoleID Security identifier | L-N-NN-N-NNNNNNNNNN-NNNNNNNNNN-NNNNNNN-NNNNNNNNNN |
| A-1-22-3-4444444444-5555555555-6666666-7777777777 | |
| B-2-33-4-5555555555-6666666666-7777777-8888888888 | |
| C-3-44-5-6666666666-7777777777-8888888-9999999999 | |
| D-4-55-6-7777777777-8888888888-9999999-0000000000 | |
| E-5-66-7-8888888888-9999999999-0000000-1111111111 |