Enhance Microsoft 365 Security with RainbowSecure MFA
RainbowSecure Solves Your MFA Headaches
Phishing-Resistant MFA
Passwords that go beyond text — multi-layer security using colors and styles protects sites from phishing and stolen credentials.
Replace Vulnerable MFA Methods
Say goodbye to:
OTP codes that can be phished or replayed, Push notifications users blindly approve, Passwords found in dark web dumps
Enforce Access by Risk
With location-aware MFA, device fingerprinting, and work-hour policies: Block logins from high-risk regions, Require MFA risky scenarios, Trust known devices, challenge unknown ones
Analytics & Audit Logs
Track user logins, device activity, and access patterns with real-time dashboards and exportable audit logs — built for compliance.
How It Works with Microsoft 365
- Users are redirected to RainbowSecure for login
- Access granted to Outlook, Teams, SharePoint, OneDrive, etc.
- MFA challenge is presented based on policy
- Every event is logged for compliance
Why Rainbow Secure is the Pioneer in Visual MFA
- 17 million colors as font color
- 17 million color as background color
- 100+ font styles — including font name, size, bold, italic, underline
- Need to choose 1 or 2 style elements
- Position-based login elements — a world-first in MFA, where text placement becomes part of the authentication
24/7 Elimination Of Cyber Threats
- Bruteforce
- Password Reuse, Sharing
- Phishing Attacks
- Keylogger, Malwares
- Automated Attacks
- Unauthorized Access
- Lost Stolen Token or Device
- SIM Swap, Man in Middle
- Denial attacks (DDoS)
- Prevent Credential Theft
For Office Users Who Want Security Without Disruption
Secure logins that feel familiar, look better, and protect more — that’s RainbowSecure for Office users.
Buy Our MFA For Office 365 Monthly Plans
MFA for Office 365
Try 30 days Free
ALL FEATURES:
- Visual MFA (Color & Style Based)
- Advance OTP via Email & SMS
- Passwordless login via Phone
- Self-service password reset
- Admin Dashboard Access
- 15-Day Activity Logs
- 24/7 premium email support
- Restrict access by country
- Suspicious Login alerts
- Protects from stolen dark-web credentials Protects from brute-force attacks Protects from credential phishing attacks
What Client’s Say About Us
I love Rainbow Secure!
They helped with my clients' websites and made them secure with their MFA plugins and services. They also helped reduce our cyber liability insurance. Rainbow Secure is a reliable partner that helped us understand our security risks better and solve challenges for our customers.
DAWN
from Russell Innovation Center for EntrepreneursThey have the best SSO and user management solution & best support.
They help us to make our platform more easy. we want to manage RICE users and give access to our various education platforms and WordPress website, My Users are happy to have seamless access to RICE.
DEBORAH
From SAATHEAThey have the best SSO and user management solution & best support.
They help us to make our platform more easy. we want to manage RICE users and give access to our various education platforms and WordPress website, My Users are happy to have seamless access to RICE.
Taneka Badie
From BADIE DESIGNSRainbowSecure has made my life easier. It's unbelievably convenient. Now all of my work is centralized. Earlier, I was using GoDaddy's email and security services. I had to manage over 10+ application accounts with different usernames and passwords. It was frustrating, but RainbowSecure is a game-changer.
Kilva Dew
Marketing ManagerFrequently Asked Questions
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2FA or MFA?
MFA and 2FA are technology names for methods used to secure software accounts and are often used interchangeably. 2FA means two factors to secure account while MFA means two or more factors.
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Can I use MFA for Office 365?
Yes with RainbowSecure you can easily integrate MFA authentication for Office 365 and other business apps using MFA options of OTP, QR code, location, date time, authenticator app and more at competitive pricing. Office 365 by default uses Azure AD but is not suitable for all users. We can help you overcome it with stronger security and better user experience using interactive color and style options.
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What is MFA in Cloud?
With the rapid growth in Cloud MFA has become necessary. As companies move their systems to the cloud they can’t rely on a single form of security. Additional MFA security needs to be ensured. MFA will ensure that users are who they say they are by asking to provide, work on additional authentication factors/steps that are more difficult for hackers to imitate, and make account takeover attacks like brute force and phishing attacks impossible and irrelevant.
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Why using colors and styles make login secure
Now you have something you know and something you do making the login very strong and secure. Colors and styles make passwords and OTP tokens multi-layered. Colors and styles give extra attributes to every character making the available combinations exponentially larger. In fact, now every character has 36 quadrillion combinations making the resulting hash very very huge. Also, now that login is interactive, it breaks the attack automation using stolen and compromised passwords and tokens.
Three steps: evaluate risk, decide trust, enforce the right challenge.
Rainbow Secure Adaptive MFA reduces friction when things look normal — and steps up security the moment risk changes.
Evaluate context in real time
Analyze device trust, geo-location, time, login velocity, and behavior signals at login — and again during the session.
Assign risk automatically
Low risk = seamless. Medium risk = step-up. High risk = block + alert. Policies are configurable by role, app, and group.
Enforce the right challenge
Trigger interactive verification, OTP methods, or conditional controls only when needed — attackers can’t replay what they can’t replicate.
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