OTP c100 OATH Event-Based HOTP Token
Buy OOTP c100 OATH Event-Based HOTP Token, Event-Based One-Time Password Token, secure authentication, two-factor authentication, OTP device, OTP C100 hardware token, security C100 token, buy OTP device, OTP c100 purchase, secure login, digital security, identity verification, OATH compliance.
- Casing Model: I34
- Model Number: OTP c100
- Token Specification: OTP length: 6 digits
Algorithm: SHA1, OTP OATH Compliant - Item: 1 * C100
- Availability: OTP I34 C100/C200. HOTP TOTP. SHA 1/SHA256. 30/60 secs
- 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 .

OTP c100 OATH Event-Based HOTP Token
OTP c100 OATH Event-Based HOTP Token 2FA (6 Digit)-(30/60 Second Interval) (C100/I34), Single button OTP Token.
- Strong two-factor authentication
- Each OTP password is only valid for 30/60 seconds
- Zero client software installation
- Compliant with the OATH-HOTP algorithm
- Extremely accurate internal clock
Product description
The OTP c100 OATH Event-Based HOTP Token is a highly secure two-factor authentication solution. It utilizes OATH-compliant event-based One-Time Passwords (HOTP) and features an easy-to-read LCD display. This token is compatible with various services, including Feitian OTP Authentication Server, DUO Security, and ESET Secure Authentication, making it a versatile choice for businesses and individuals looking to enhance their security.
One of the standout features of the OTP c100 is its seed re-programming capability, which works with the Feitian Seed Programmer. This allows for the highest level of security, ensuring that only authorized users can generate valid OTPs. With zero footprint, there’s no need for software installation on end-user PCs, simplifying the process while maintaining robust security. The OTP c100 OATH Event-Based HOTP Token is a simple, secure, and cost-effective solution for two-factor authentication, making it ideal for any organization that values data protection.
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
OTP (One-Time Password) and HOTP (HMAC-based One-Time Password) tokens, OTP c100, OATH HOTP Token, Event-Based One-Time Password Token, secure authentication, two-factor authentication, OTP device, hardware token, security token, HOTP technology, digital security, identity verification, OATH compliance, secure login.


![FEITIAN OTP c100 OATH Event-Based [HOTP] 2FA Token Key | I34](https://www.aftindia.in/wp-content/uploads/2025/04/C100-I34-3.png)
Comparisons
Google Cloud![]() | Microsoft Entra ID![]() | okta![]() | PingIdentity![]() | CISCO Duo Security![]() | salesforce![]() | aws![]() | ||
C100 Series HOTP | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() |
C200 Series TOTP | ![]() | ![]() | ![]() | ![]() | ![]() | (Not Recommended) | ![]() | ![]() |
C300 Series HOTP/TOTP | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() |
FIDO Series HOTP/TOTP | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() |
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 OATH Event-Based HOTP Token hardware is an OATH-compliant, event-based, One-Time Password (HOTP) token with an LCD display. By simply pressing the button, OTP c100 hardware tokens 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 of OTP c100 OATH Event-Based HOTP Token
- 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.
Not Sure What OTP c100 OATH Event-Based HOTP Token Is Right For Your Company?
Learn more about the solutions AFT INDIA offers to find the best fit OTP c100 OATH Event-Based HOTP Token security solution for your use case.
Questions? Contact Sales
We understand that finding the right OTP c100 OATH Event-Based HOTP Token solutions for your business is crucial, and our dedicated sales team is here to assist you every step of the way. By filling out our sales support form, you can connect with our knowledgeable sales representatives who will guide you through the process, answer your questions, and provide tailored recommendations based on your unique requirements.