Digital signature verification

To ensure that the downloaded files have not been altered during transfer, we recommend verifying the digital signature.

On macOS, the digital signature can be checked using the following Terminal command.

Check signature

Open Terminal
Enter the command (adjust the path to IBI.aws.Client.pkg accordingly):

CODE

pkgutil --check-signature /path/to/IBI.aws.Client.pkg

Description

Checks whether the package is signed
Displays the developer certificate used
Indicates whether the signature is valid

Expected result

The result should look similar to:

The signature must come from
IBITECH AG Ingenieurbuero fuer Informationstechnologie (B7QQ66KZ4Y)

CODE

Status: signed by a developer certificate issued by Apple for distribution
   Notarization: trusted by the Apple notary service
   Signed with a trusted timestamp on: 2026-01-22 09:24:56 +0000
   Certificate Chain:
    1. Developer ID Installer: IBITECH AG Ingenieurbuero fuer Informationstechnologie (B7QQ66KZ4Y)
       Expires: 2031-01-20 11:30:04 +0000
       SHA256 Fingerprint:
           6E 45 EC A7 5B FF 23 71 BC 07 B7 CD 59 8E 51 70 3F E8 1B 90 CE EF 
           78 B0 4E 7B 14 C8 A1 F8 86 FD
       ------------------------------------------------------------------------
    2. Developer ID Certification Authority
       Expires: 2031-09-17 00:00:00 +0000
       SHA256 Fingerprint:
           F1 6C D3 C5 4C 7F 83 CE A4 BF 1A 3E 6A 08 19 C8 AA A8 E4 A1 52 8F 
           D1 44 71 5F 35 06 43 D2 DF 3A
       ------------------------------------------------------------------------
    3. Apple Root CA
       Expires: 2035-02-09 21:40:36 +0000
       SHA256 Fingerprint:
           B0 B1 73 0E CB C7 FF 45 05 14 2C 49 F1 29 5E 6E DA 6B CA ED 7E 2C 
           68 C5 BE 91 B5 A1 10 01 F0 24