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Authy VS Nmap

Compare Authy VS Nmap and see what are their differences

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Ensure healthy website performance, uptime, and free from vulnerabilities. Automatic checks for SSL Certificates, domains and monitor issues with your websites all from one console and get instant notifications on any issues. featured
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  3. » Reviews
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Authy logo Authy

Best rated Two-Factor Authentication smartphone app for consumers, simplest 2fa Rest API for developers and a strong authentication platform for the enterprise.

Nmap logo Nmap

Nmap Free Security Scanner, Port Scanner, & Network Exploration Tool. Download open source software for Linux, Windows, UNIX, FreeBSD, etc.
  • Authy Landing page
    Landing page //
    2021-10-05
  • Nmap Landing page
    Landing page //
    2022-06-15

Authy features and specs

  • Multi-device synchronization
    Authy allows users to sync their 2FA tokens across multiple devices, which provides a convenient way to access tokens from phones, tablets, and desktops.
  • Encrypted backups
    Authy provides encrypted backups of the 2FA tokens to the cloud, ensuring that users can recover their tokens in case of device loss or damage.
  • Offline usage capability
    Authy can generate 2FA codes even when the user’s device is offline, providing access to tokens without requiring an active internet connection.
  • Desktop app available
    Authy offers a desktop application that allows users to manage and use their 2FA tokens directly from their computer, enhancing accessibility and usability.
  • Security features
    Authy includes advanced security features such as PIN protection and biometric login options, adding an additional layer of security to the 2FA tokens.

Possible disadvantages of Authy

  • Dependency on cloud service
    Authy’s cloud-based backup and multi-device synchronization features create a dependency on their cloud service, which may raise privacy and security concerns for some users.
  • Limited customization options
    Compared to some other authentication apps, Authy offers fewer options for custom-tailoring the appearance and organization of the 2FA tokens.
  • Potential for lockout
    If users forget their Authy backup password or lose access to all trusted devices, they may have difficulty recovering their 2FA tokens, leading to a potential lockout of their accounts.
  • Initial setup complexity
    The initial setup process, which includes account verification and device synchronization, may be more complex and time-consuming compared to other simpler 2FA apps.
  • Limited platform support
    While Authy supports major platforms such as iOS, Android, and Windows, it does not have the same broad platform compatibility as some other 2FA solutions, potentially limiting its usability for some users.

Nmap features and specs

  • Comprehensive Scanning
    Nmap can perform a wide variety of scans, including port scanning, service detection, and OS fingerprinting, making it a versatile tool for network exploration and security auditing.
  • Open Source
    As an open-source tool, Nmap is free to use and has a large community of users contributing to its development and improvement.
  • Scripting Engine
    The Nmap Scripting Engine (NSE) allows users to write custom scripts to automate tasks, detect vulnerabilities, and extract information, significantly extending its capabilities.
  • Cross-Platform Support
    Nmap is available on multiple platforms, including Windows, Linux, and macOS, ensuring broad accessibility for users.
  • Large Knowledge Base
    Nmap has extensive documentation and a wealth of online resources, tutorials, and community support, making it easier for beginners to learn and use the tool effectively.
  • Performance Optimization
    Nmap is designed to be efficient and can handle large networks, making it suitable for both small-scale and enterprise-level scanning.

Possible disadvantages of Nmap

  • Complexity
    Due to its extensive features and options, Nmap can be overwhelming for beginners, requiring a steep learning curve to fully utilize its capabilities.
  • Potential for Misuse
    Nmap can be used for malicious activities such as unauthorized network scanning, potentially leading to security violations and ethical concerns.
  • Permission Issues
    Using Nmap without proper authorization can be illegal in some jurisdictions, and unauthorized scans can be considered invasive or hostile by network administrators.
  • False Positives/Negatives
    Like any scanning tool, Nmap can produce false positives and negatives, requiring additional verification and analysis to ensure accuracy.
  • Resource Intensive
    Some Nmap scans, especially comprehensive ones, can be resource-intensive, potentially affecting network performance and consuming significant CPU and memory resources.
  • Network Disruption
    Aggressive scanning techniques used by Nmap can disrupt network services and lead to denial of service, particularly in sensitive or critical environments.

Analysis of Authy

Overall verdict

  • Authy is generally considered a good and reliable two-factor authentication (2FA) app.

Why this product is good

  • Authy is praised for its ease of use, cross-platform support, and strong security features. It provides cloud backup of authentication tokens, which is convenient for users who switch devices. The app supports a wide range of online services, making it a versatile option for enhancing account security.

Recommended for

    Authy is recommended for individuals who seek a user-friendly and secure way to manage their two-factor authentication across multiple devices and platforms. It is suitable for both beginners and experienced users who prioritize security and convenience in their digital security practices.

Analysis of Nmap

Overall verdict

  • Yes, Nmap is a highly effective and reliable tool for network scanning and security auditing. Its comprehensive suite of features and frequent updates ensure it remains relevant in the constantly evolving landscape of network security.

Why this product is good

  • Nmap is widely regarded as a powerful and versatile network scanning tool. It is known for its ability to discover hosts and services on a computer network, thus creating a 'map' of the network. Security professionals and system administrators use it to conduct network inventory, manage service upgrade schedules, and monitor host or service uptime. Its robustness, open-source nature, and support of a wide range of platforms make it a staple in the toolkit of network security experts.

Recommended for

  • Network security professionals
  • System administrators
  • Penetration testers
  • IT professionals responsible for network management
  • Anyone interested in learning more about network mapping and security

Authy videos

+ Add

How to Use Authy To Keep Your Data Safe

More videos:

  • Review - GOOGLE AUTHENTICATOR vs. AUTHY - (AUTHY WON)
  • Review - Productivity Tuesday Ep#4 -- Authy Two Factor Authentication

Nmap videos

+ Add

Nmap Tutorial For Beginners - 1 - What is Nmap?

More videos:

  • Review - Nmap - Review of Scan Types
  • Review - LABS 50 Bypassing Windows Firewall Using Nmap Evasion Techniques REVIEW

Category Popularity

0-100% (relative to Authy and Nmap)

Authy

Nmap

Identity And Access Management
100 100%
Identity And Access Management
0% 0
Monitoring Tools
0 0%
Monitoring Tools
100% 100
Two Factor Authentication
100 100%
Two Factor Authentication
0% 0
Security
0 0%
Security
100% 100

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare Authy and Nmap

Authy Reviews

7 Best Google Authenticator Alternatives For Android And iOS
And another big difference that it provides over the Google Authenticator is the Authy passcode. Using this code, no one will be able to browse through all your codes.
Source: www.techuntold.com
The Best Authenticator Apps for 2023
One of Twilio Authy’s big advantages is encrypted cloud backup. However, it’s somewhat concerning that you can add the account to a new phone using “a PIN code sent via a call or an SMS,” according to Authy’s support pages. There’s also an option to enter a private password or passphrase that Authy uses to encrypt login info for your accounts to the cloud. The password is...
Source: www.pcmag.com
Top 6 Google Authenticator Alternatives in 2023
Although most alternatives to Google Authenticator are completely free but potentially relatively limited in terms of options, Duo can offer you a lot if you’re willing to pay for it. The free option, which Cisco advises is aimed towards individuals and very small teams, is most comparable to what Google offers and will be enough for many, though it faces stiff competition...
Source: www.techrepublic.com
Is Authy better than Google Authenticator?
.large-mobile-banner-1-multi-842{border:none!important;display:block!important;float:none;line-height:0;margin-bottom:3px!important;margin-left:0!important;margin-right:0!important;margin-top:3px!important;min-height:250px;min-width:300px;padding:0;text-align:center!important}But to avoid this problem entirely, make sure to add Authy to any devices you want and then Disable...
Source: shieldplanet.com
The Best 2FA Apps 2021: Locking Down Your Online Accounts
As far as website support goes, Authy 2FA tokens work with any service that accepts TOTP-based authenticator apps. Authy even maintains a database of services it supports, complete with step-by-step instructions for how to enable 2FA on those services. In addition to password managers like Keeper, cloud storage like Box and encrypted email services like ProtonMail, Authy...
Source: www.cloudwards.net

Nmap Reviews

The Top 5 Open Source Vulnerability Scanners
Nmap is a tool that scans ports, does service fingerprinting, and identifies versions of operating systems. Nmap also comes with a scripting engine that detects security vulnerabilities. Once these are detected, Vulcan’s platform can help you to prioritize and fix vulnerabilities.
Source: vulcan.io
9 Best Angry IP Scanner Alternatives Reviewed 2021 (Free & Paid)
If you’re a network administrator looking for more depth and raw power from a port scanner, look no further than Nmap. What Nmap lacks in frills and functional GUI it makes up for with sheer command-line based power. If you’re not a fan of strictly just a command-line interface, you can always use Zenmap, which is the exact same software just with a graphical interface. Both...
Source: www.comparitech.com
15 Best Nmap Alternatives Network Security Scanner
Nmap is an open-source tool that lots of IT professionals find useful in their careers. It is a tool that can locate available hosts and other services that they offer within a network. The Nmap program makes use of raw IP packets to find the hosts and services that are available.
Source: technicalustad.com
10 Best WireShark Alternatives for Android Devices in 2021
Nmap is a popular open-source network scanning app for Android and desktop. While it works on both rooted and non-rooted Android, you get more functionality during a rooted Android smartphone. Like some apps, Nmap is not available on Google play store or their website.
Source: techreen.com
Alternatives to Nmap: from simple to advanced network scanning
This month marks the 20th anniversary of Nmap, the open-source network mapping tool that became the standard used by many IT professionals, but that can be a bit much if you only need to do general network maintenance and are intimidated by its command-line interface.
Source: www.networkworld.com

Social recommendations and mentions

Nmap might be a bit more popular than Authy. We know about 202 links to it since March 2021 and only 139 links to Authy. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Authy mentions (139)

  • A list of SaaS, PaaS and IaaS offerings that have free tiers of interest to devops and infradev
    Authy - Two-factor authentication (2FA) on multiple devices, with backups. Drop-in replacement for Google Authenticator. Free for up to 100 successful authentications. - Source: dev.to / over 1 year ago
  • Ask HN: What 2FA iOS app do you use?
    Https://authy.com/ Acquired by Twilio. I'm not even sure if they still update it, last blog post was 3 years ago. - Source: Hacker News / almost 2 years ago
  • How to Set Up 2FA on Your BitStarz Account
    2FA apps such as Google Authenticator and Authy randomly generate a code every minute or so, which is matched to a specific key associated with your login. In essence, this means that whenever a login asks for your 2FA code, it knows which number to expect and will only unlock if that correct number is entered. Source: almost 2 years ago
  • How can I avoid MFAuthenticator?
    You can also set up the Authy authenticator app on a PC, so you don't have to use a mobile app at all, but use a PC app instead :). Source: about 2 years ago
  • Coworker refused to use a second factor for his Azure Global ADM bcs he doesn‘t need a „Gadget“ like a FIDO key.
    Check out authy. It's considered less secure than other device-specific OTP solutions, but it's better than not using it. Source: over 2 years ago
View more

Nmap mentions (202)

  • Network Reconnaissance with Nmap: The Complete Guide
    -- Example NSE script Local nmap = require "nmap" Local shortport = require "shortport" Local http = require "http" Description = [[ Example HTTP service detection script. ]] Author = "Your Name" License = "Same as Nmap--See https://nmap.org/book/man-legal.html" Categories = {"safe", "discovery"} Portrule = shortport.http Action = function(host, port) local response = http.get(host, port, "/") if... - Source: dev.to / 23 days ago
  • Would you like to be a movie star by contributing to open source?
    As described on its web site nmap is a Network exploration tool and security / port scanner. - Source: dev.to / 3 months ago
  • 🛡️ Top 10 Free Penetration Testing Tools Every Security Team Should Use in 2025
    Nmap (Network Mapper) is like a GPS for your network. Scan ports, find devices, and discover what’s alive and vulnerable. - Source: dev.to / 5 months ago
  • 3 Types of Chaos Experiments and How To Run Them
    Start by mapping out your network’s topology, including routers, switches, gateways, and the connections between different segments. Tools like Nmap or network diagram software can help visualize your network’s structure. - Source: dev.to / 5 months ago
  • How to Install and Use Nmap in Termux
    If you want to scan a website, Nmap can help you find its open ports, see active IPs, and get other important details quickly. For anyone serious about cybersecurity, Nmap is a necessary tool. To learn more, visit their official website at Nmap.org. - Source: dev.to / 6 months ago
View more

What are some alternatives?

When comparing Authy and Nmap, you can also consider the following products

Google Authenticator - Google Authenticator is a multifactor app for mobile devices.

Angry IP Scanner - Open-source and cross-platform network scanner designed to be fast and simple to use

Duo Security - Duo Security provides cloud-based two-factor authentication. Duo’s technology can be deployed to protect users, data, and applications from breaches, credential theft, and account takeover.

Zenmap - Zenmap is the official cross-platform GUI for the Nmap Security Scanner.

Azure Multi-Factor Authentication - Azure Multi-Factor Authentication helps safeguard access to data and applications while meeting user demand for a simple sign-in process.

Fing - Discover which devices are connected to any Wi-Fi network, map devices, detect intruders, assess...

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