Exhibit 23.1

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Consent of Independent Registered Public Accounting Firm

We consent to the incorporation by reference in the registration statements (No. 333-207350, No. 333-223613 and No. 333-258745 on Form S-8 and No. 333-259511 on Form S-3) of our report dated March 7, 2024 with respect to the consolidated financial statements of CPI Card Group Inc. and the effectiveness of internal control over financial reporting.

/s/ KPMG LLP

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Denver, Colorado
March 7, 2024