Version4.2.0
Revision197
Size8.8 MB
LicenseApache-2.0
Confinementstrict
Basecore24
CategoriesSecurity

Electronic document signing with ARX CoSign

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Cross-platform client for signing PDF documents via the ARX CoSign
SOAP API (OASIS DSS standard). Works on macOS, Linux, and Windows
without requiring a Windows-only CoSign client.

Features:
- Embedded PDF signatures with visual appearance
- Detached CMS/PKCS#7 signatures
- Pre-computed SHA-1 hash signing
- Automatic signer identity discovery from server or signed PDFs
- Secure credential storage via system keychain

Update History

4.1.2 (195) → 4.2.0 (197)
16 Oct 2026, 13:15 UTC
4.1.1 (194) → 4.1.2 (195)
16 Oct 2026, 11:00 UTC
1.2.1 (168) → 4.1.1 (194)
15 Oct 2026, 18:00 UTC
1.0.0 (33) → 1.2.1 (168)
17 Apr 2026, 02:45 UTC
0.2.4 (16) → 1.0.0 (33)
26 Feb 2026, 01:17 UTC
0.2.0 (5) → 0.2.4 (16)
21 Feb 2026, 13:53 UTC

Published14 Feb 2026, 19:27 UTC

Last updated16 Oct 2026, 13:11 UTC

First seen14 Feb 2026, 21:49 UTC