BioPass FIDO2 Plus Security Key K26plus K45plus
OTP c100 OATH Event-Based HOTP Token is a One-Time Password (OTP) Token security device for OTP authentication. OTP c100 generates unique, single-use codes for authentication purposes. OTP c100 token enhance security by adding an extra layer of authentication beyond just passwords. They are often used in multi-factor authentication (MFA) systems.
Buy BioPass FIDO2 Plus Security Key K26plus K45plus
- Casing Model: BioPass FIDO2 Plus Security Key K26+/K45+
- Model Number: OTP c100
- Token Specification: OTP length: 6 digits
Algorithm: SHA1, OTP OATH Compliant - Item: 1 * C100
- Unit Price: Contact Sales
- Quantity: * The minimum purchase quantity is 5
- *For customization requirement, please contact us.
- Shipping fee included
- For mass quantity or more customization, please contact us .
Table of Contents
Compatible with multiple services:
-Feitian OTP Authentication Server (FOAS)
-DUO security
-ESET Secure Authentication
Features:
OATH-compliant event-based One-Time Password (HOTP) feitian tokens with LCD display
Seed re-programming (together with Feitian Seed Programmer) to provide the highest security
Zero footprint, no software on end-user PCs
Simple, secure and highly cost-effective 2FA solution
FEITIAN OTP c100 OATH Event-Based [HOTP] 2FA Token | I34


![FEITIAN OTP c100 OATH Event-Based [HOTP] 2FA Token Key | I34](https://www.aftindia.in/wp-content/uploads/2025/04/C100-I34-3.png)
What is OTP c100 OATH Event-Based HOTP Token?
OTP c100 OATH Event-Based HOTP Token is a Aftindia’s FEITIAN Single Button OTP c100 hardware token is an OATH-compliant, event-based, One-Time Password (HOTP) token with an LCD display. By simply pressing the button, OTP c100 generates and displays a secure one-time password that’s valid until the next action taken on the button, ensuring proper identification and allowing only authenticated users with authorized access to critical applications and sensitive data.
Provides the most cost-effective two-factor authentication for enterprises to manage secure access to information in the global market.
More Features
- Event-Based OTP Token
- Simple, secure, and highly cost-effective 2FA solution
- Accurate internal real-time clock
- Zero footprint authentication and client software installation
- Compliant with the OATH-HOTP algorithm
- Seamless integration with 3rd-party systems
- Support for a wide range of authentication and access gateway solutions to protect important information
- Extended battery life and built-in battery life indicator
- Fully supported by the FEITIAN OTP Authentication System (FOAS)
- Physical testing certified with CE: EN61000-6-2 and EN55022
- FIPS 140-2 Level 3 certified: https://csrc.nist.gov/projects/cryptographic-module-validation-program/certificate/4003
- 1 Year Warranty
- Casing: I34
Compatible with multiple services:
- https://ftsafe.us/knowledge-base/otp/how-to-set-up-feitian-otp-products-with-x-service/
- FEITIAN OTP Authentication Server (FOAS)
- DUO Security
- ESET Secure Authentication
- Entrust Identity Guard
- MicroFocus (netIQ)
- Echidna (SaltGroup)
- SxS Authentication Solution (Asseco)
- AuthControl Security & Cloud (SwivelSecure)
- PingID
C100 Tokens will not work with Microsoft Azure AD, Microsoft Azure MFA, or Microsoft Entra ID, Please buy C200 tokens for that IDP provider
Improvements over H41 casing
- Larger LCD display
- Integrated battery life indicator
- Extended battery life
- IP67 Ingress Protection
Seed Delivery
By default, We 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 – Hexadecimal/Plaintext
We support multiple encoding formats, but most commonly:
Hexadecimal/Plaintext | Default, works with Duo Security, PingID |
PSKC | Works with Eset |
Delivery mechanics
We will send two emails, one containing the encrypted seed files, another the password to decrypt.
For custom branding and logo printing, please contact us.
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