-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 Optio Incentives OpenPGP keys https://openpgpkey.optioincentives.com/keys/ Updated: 2026-10-08 This file lists every OpenPGP key Optio Incentives uses. It is signed with the Optio Incentives Security key below. A signature only proves the file was not changed after signing. Before you trust a key, confirm its fingerprint with Optio through a second channel: a phone call to a person you know at Optio, or a fingerprint you received from us earlier. 1. Optio Incentives Security Purpose: General key for sending secrets to Optio: integration keys, SFTP logins, vulnerability reports. Use this key unless Optio has told you to use a specific one. User ID: Optio Incentives Security Fingerprint: 491B F2D1 A899 FE77 AAD4 F328 5385 7474 5495 C885 Subkey [E]: A1D8 EA16 0DBC 1D48 CA6E F8F6 3CC9 4D4E B027 DB40 Algorithm: RSA 4096 (primary key [SC], encryption subkey [E]) Created: 2026-10-08 Expires: 2028-10-08 Public key: https://openpgpkey.optioincentives.com/keys/optio-security.asc WKD: gpg --auto-key-locate clear,wkd --locate-keys security@optioincentives.com 2. Optio Financial Services Limited - HSBC API Purpose: Integration key for HSBC Global Payments Solutions. Used only for that integration. User ID: Optio Financial Services Limited - HSBC API Fingerprint: E7C6 9D34 674F FA73 EFC7 44D4 BA1C 8CEA 34C6 5D80 Subkey [E]: AD42 2E99 C41A 255D 657E E817 9D5F CB0B A252 D765 Algorithm: RSA 4096 (primary key [SC], encryption subkey [E]) Created: 2026-10-08 Expires: 2028-09-30 Public key: https://openpgpkey.optioincentives.com/keys/optio-ofs-hsbc-api.asc Note: An earlier user ID on this key, , was revoked on 2026-10-08. The fingerprint did not change. This key is not published in WKD. How to verify this file gpg --auto-key-locate clear,wkd --locate-keys security@optioincentives.com gpg --verify keys.txt Then compare the fingerprints above with ones you got out of band. -----BEGIN PGP SIGNATURE----- iQJPBAEBCAA5FiEESRvy0aiZ/neq1PMoU4V0dFSVyIUFAmrHc3wbFIAAAAAABAAO bWFudTIsMi41KzEuMTIsMCwzAAoJEFOFdHRUlciFe9UP/0LiGGWQHBsS0Yc5dQqL Z668Z03SE445e4ZA1TtsqELEob0NjzdiN5EJx8UYFIgqulAULhTDnBZynyha8pCa eU6RKkutKfNLTHQkr8zpAtJ/2zihgYuUycvGUbAGl/pRr4A7dhtQey0vpf6c3BT2 kps0J7drYc3Oydr1vwSVlKVB7XrFkQ6ALgSCA54v3hD4RBA4JSqNwXfnUE2Y6hLO VksJEnFFpzv1bzsXb2Tyk8FQQ+3/EsWwSQlJlWOoWQ7AkmqFIlUHOnCuv3mqUH1A 5JmbbFzr+Linif2af5YQztEhmsfzwlrdSr0xQ9TyPIX7ioR0o0fixr2Rz4M4o2pA bIo9TEI+pGM44+8qjBZ3i2fUI7d2pPXltAKLep1kfVmpZ1oXfoWWg0Qv4TJWufZb q90mf858XzQh+BjUB7omfd7zOOEVfzAcDBNfbMz7DmRuhNMbdT/S1m47F83yF4cq 7nNQFf4XiCZiI9vai41s88dof9NjPvLAP3HXsXF5rDok1W4+Ea7Vn5bFcFOLuCcz jyUhOnXA0O33BcRCsNBa+eem1HtHAZyRT79kqovVkvHdS5dXXA+Vls7y/oNtXwu2 aQz18VXfewDOeuHsIrDSrTOneBHDH7epVTGkDiZwFMkT9oIroROuxHkfifmXEZfZ OJwDFi08fuqA3EYnYeAyqXJ0 =AcmT -----END PGP SIGNATURE-----