Vertical Computer Systems Inc (fka VCSY)

[doc2016]

are we waiting on wade's case or the msft, goog, amazon monopoly cases?
is wade's case what they're waiting on for the goog, msft, amazon eu/justice cases?
or, Certainly! Let's explore both **ZTDNS** and **SMS authentication**:

1. **ZTDNS (Zero Trust DNS)**:
- ZTDNS is a comprehensive framework introduced by Microsoft to enhance the security of the Domain Name System (DNS) within Windows networks.
- Its main features include:
- **Encrypted and cryptographically authenticated connections** between end-user clients and DNS servers.
- The ability for administrators to **restrict the domains** these servers will resolve.
- By integrating the Windows DNS engine with the Windows Filtering Platform (the core component of the Windows Firewall), ZTDNS allows fine-grained control over DNS resolution.
- Organizations can define a **"protective DNS server"** that only resolves specific domains, improving security without sacrificing visibility¹.

2. **SMS Authentication**:
- SMS authentication, also known as SMS-based two-factor authentication (2FA) or SMS one-time password (OTP), verifies a user's identity using a code sent via text message.
- How it works:
- After signing in, the user receives an SMS authentication code.
- They enter this code on the app or website to gain access.
- Pros:
- More secure than passwords alone.
- Convenient for users.
- Better than no 2FA.
- Cons:
- Vulnerable to **SIM swapping** attacks.
- Considered a weak form of verification due to interception risks.
- Not recommended for critical accounts4.

In summary, ZTDNS enhances DNS security within Windows networks, while SMS authentication provides an additional layer of security for user verification. However, organizations should be aware of the limitations of SMS authentication and consider stronger alternatives where possible. 😊
[1](https://arstechnica.com/security/2024/05/microsoft-plans-to-lock-down-windows-dns-like-never-before-heres-how/)
[4](https://www.okta.com/blog/2020/10/sms-authentication/)

Source: Conversation with Bing, 5/4/2024
(1) Microsoft plans to lock down Windows DNS like never before. Here’s how.. https://arstechnica.com/security/2024/05/microsoft-plans-to-lock-down-windows-dns-like-never-before-heres-how/.
(2) What Is SMS Authentication and Is It Secure? | Okta. https://www.okta.com/blog/2020/10/sms-authentication/.
(3) GitHub - uxbh/ztdns: DNS server for a ZeroTier virtual network. https://github.com/uxbh/ztdns.
(4) Microsoft plans to lock down Windows DNS like never before. Here’s how.. https://nsaneforums.com/news/security-privacy-news/microsoft-plans-to-lock-down-windows-dns-like-never-before-here%E2%80%99s-how-r23000/.
(5) What Is SMS Authentication and Is It Secure? | Okta. https://bing.com/search?q=sms+password.
(6) SMS OTP Security | One Time Password Text Message Service. https://www.smsglobal.com/us/one-time-password/.
(7) What Is SMS 2FA? Text Message Authentication Explained. https://rublon.com/blog/what-is-sms-2fa/.