What is ALTCHA?
ALTCHA serves as an alternative to traditional CAPTCHAs by employing a proof-of-work system to safeguard websites and online services from spam. By utilizing this proof-of-work method, ALTCHA effectively shields your website, online services, and APIs from spam and undesirable content. What sets ALTCHA apart is its open-source nature, allowing users to self-host it at no cost. Additionally, it operates independently of external services and avoids the use of fingerprinting or cookies, ensuring privacy and security for users. This makes ALTCHA a reliable solution for maintaining the integrity of online platforms.
Pricing
Price Starts At:
0
Price Overview:
Free, with paid plans available.
Free Version:
Free Version available.
Free Trial Offered?:
Yes
Similar Software to ALTCHA
Uniqkey
Uniqkey stands out as Europe's foremost password and access management solution, streamlining security for employees while granting organizations superior oversight of their cloud systems, access protocols, and workforce administration. By addressing major threats to corporate infrastructure, Uniqkey protects essential systems and organizational credentials through cutting-edge encryption techniques. Additionally, it provides exclusive insights and a holistic overview of IT frameworks, employee access, and security metrics, proving invaluable for IT departments to effectively monitor security strategies and evaluate the success of educational initiatives with assurance. Thanks to robust integrations with existing platforms like Microsoft, IT administrators can efficiently manage user provisioning and de-provisioning, facilitating smooth onboarding and offboarding while ensuring comprehensive protection of their IT ecosystems through sophisticated encryption measures. Developed by top-tier security professionals in Europe, we utilize the latest encryption technologies, including the offline encryption of all data. Our advanced technology stack and servers, located in Denmark, guarantee optimal security, data reliability, and adherence to European standards, ultimately providing our clients with a sense of security and trust in our services. Furthermore, Uniqkey’s commitment to continual improvement ensures that we stay ahead in the evolving landscape of cybersecurity threats.
Learn more
SOCRadar Extended Threat Intelligence
SOCRadar Extended Threat Intelligence is an all-encompassing platform built to proactively identify and evaluate cyber threats, offering actionable insights that are contextually relevant. As organizations strive for improved visibility into their publicly available assets and the vulnerabilities linked to them, relying only on External Attack Surface Management (EASM) solutions proves insufficient for effectively managing cyber risks; these technologies should be integrated within a broader enterprise vulnerability management strategy. Businesses are increasingly focused on safeguarding their digital assets from every conceivable risk factor. The traditional emphasis on monitoring social media and the dark web is no longer adequate, as threat actors continually adapt and innovate their attack strategies. Thus, comprehensive monitoring across various environments, including cloud storage and the dark web, is vital for empowering security teams to respond effectively. Furthermore, a robust approach to Digital Risk Protection necessitates the inclusion of services such as site takedown and automated remediation processes. By adopting this multifaceted approach, organizations can significantly enhance their resilience in the face of an ever-evolving cyber threat landscape, ensuring they can respond proactively to emerging risks. This continuous adaptation is crucial for maintaining a strong security posture in today's digital environment.
Learn more
TrustCaptcha
TrustCaptcha is a cutting-edge anti-bot and anti-spam platform designed to protect websites while maintaining a smooth and uninterrupted user experience. Unlike conventional CAPTCHA systems that require users to solve puzzles or click images, TrustCaptcha works invisibly by monitoring user input and completing the verification process before submission. At its core, the system employs a smart trust scoring engine combined with a lightweight proof-of-work mechanism that makes spam and bot attacks computationally expensive and impractical. This sophisticated approach prevents abuse effectively without adding friction or delay for real users, thereby lowering bounce rates and boosting conversions. The platform is fully GDPR-compliant, respecting user privacy and data security. TrustCaptcha is highly customizable, allowing businesses to adjust language, design elements, and visibility options—including running the protection completely hidden from view. Integration is designed to be seamless, with extensive support for popular frameworks and clear, comprehensive documentation to facilitate quick deployment. Pricing options include fixed fees or flexible pay-per-use models, enabling companies to choose the best fit for their traffic and security needs. TrustCaptcha delivers enterprise-grade protection that improves website performance rather than hindering it. This makes it an excellent choice for businesses seeking to enhance security without compromising user satisfaction.
Learn more
MTCaptcha
MTCaptcha is a captcha service designed with a strong emphasis on privacy and accessibility. It features an adaptive invisible noCaptcha that simplifies the verification process for users while effectively challenging automated bots. Adhering to GDPR and WCAG standards, MTCaptcha ensures that your data remains secure, with no sharing or selling to external parties. The service includes colorblind-safe captcha images, and its widget is fully VPAT compliant, making it compatible with screen readers. Supporting a variety of languages, MTCaptcha can be tailored to seamlessly integrate with any website. Moreover, it offers audio support to improve accessibility for users with visual impairments. Trusted by a wide array of enterprises, governmental bodies, and NGOs across the globe, MTCaptcha operates in major languages and is functional in regions like China. Its advanced Risk Engine adeptly identifies and mitigates threats while maintaining a careful balance between challenging bots and enabling straightforward human verification, thus ensuring a secure and user-friendly experience for all. Additionally, MTCaptcha’s commitment to continual improvement means it regularly updates its features to stay ahead of emerging security challenges.
Learn more
Company Facts
Company Name:
BAU Software s.r.o.
Date Founded:
2023
Company Location:
Czechia
Company Website:
altcha.org
Product Details
Deployment
SaaS
On-Prem
Training Options
Documentation Hub
Support
Web-Based Support
Product Details
Target Company Sizes
Individual
1-10
11-50
51-200
201-500
501-1000
1001-5000
5001-10000
10001+
Target Organization Types
Mid Size Business
Small Business
Enterprise
Freelance
Nonprofit
Government
Startup
Supported Languages
English
French
German
Italian
Portuguese
Spanish