FEITIAN OTP OATH Event-based [HOTP] 2FA Display Card | VC-100

Sale price Price $18.95 Regular price Unit price  per 

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Easily fitting into your wallet, the FEITIAN OTP Display Card is an OATH-compliant two-factor authentication token designed in a convenient mini credit card form factor.

Key Features

  • Strong, two-factor authentication
  • Zero client software installation
  • Compliant with the OATH-HOTP algorithm
  • Works offline once setup
  • Dimension (mm): 85.6 × 54 × 0.84

EPD (E-Ink Printed Display) Option

Besides normal LCD screen, there is an option of EPD (E-Ink Printed Display) available for Power Cards, which provides lower energy consumption and better eye protection.


Thanks to the low power consumption chip inside, Power Card can sustain a life cycle above 5 years.

Seed Delivery

By default, FEITIAN will deliver OTP Seed/secret files to the contact email address on the order, shortly after we ship the order. If a different email is required or a different encoding format, please add a specific note to the order.

Seed Encoding Format

The default format we will provide is for HOTP tokens/cards - Hexadecimal; and for TOTP tokens/cards - Base32

We support multiple encoding formats, but most commonly:


Default, works with Duo, Okta, etc.


Required for Azure AD


RFC 6030 xml with AES 128 key

    Delivery mechanics

    We will send two emails, one containing the encrypted seed files, another the password to decrypt.