Insights & Analysis
The PortSys Security Blog
Zero Trust access control insights, threat analysis, and security best practices.
Zero Trust Security
Solving IoT's Access Control Challenge
IoT devices expand the attack surface dramatically. Learn how Zero Trust principles apply to machine and device ide...
Zero Trust Security
Secure Legacy Apps? Not Such a Remote Possibility
Legacy applications don't have to be a security liability. TAC's reverse proxy approach secures them without costly...
Zero Trust Security
Shifting to a More Secure SharePoint Experience
SharePoint contains sensitive data but is often over-exposed. Here's how Zero Trust access control protects your Sh...
Zero Trust Security
Hafnium Exchange Zero Day Attack: What You Need to Know
The Hafnium Exchange attack exploited on-premises email servers. Zero Trust access control limits exposure to zero-...
Zero Trust Security
Access Control Plays Key Role in NSA's New Zero Trust Guidance
The NSA's Zero Trust guidance places access control at the center of a mature security program. Here's how TAC alig...
Zero Trust Security
Make Your Own IT Security News with Zero Trust
Instead of reacting to breaches, organizations can get ahead of threats with a proactive Zero Trust access control ...
Zero Trust Security
Zero Trust Access: Security Designed for Today's World
Today's hybrid workforce demands a new approach to access control. Zero Trust meets users where they are — securely...
Zero Trust Security
Cost Optimization with Zero Trust Access Control (Part 2)
Part 2 dives deeper into the financial case for Zero Trust, including VPN replacement savings and reduced breach co...
Zero Trust Security
Cost Optimization with Zero Trust Access Control (Part 1)
Zero Trust isn't just more secure — it's more cost-effective. Part 1 explores how TAC eliminates expensive legacy t...
Zero Trust Security
Cost Optimization: Making the Most of Modern Security
Modern security tools often overlap. Here's how to consolidate and optimize your security stack without sacrificing...
Zero Trust Security
Cost Optimization: Patching – Minimize Your Attack Surface
Patching is essential but expensive. Zero Trust access control reduces reliance on patching by limiting what attack...
Zero Trust Security
Cost Optimization: Security – The Strategic Imperative
Security and cost optimization aren't mutually exclusive. Learn how a consolidated access control platform reduces ...
Zero Trust Security
Supply Chain Security: Why You Don't Have to Be the Target
The SolarWinds attack showed that attackers don't need to target you directly. Zero Trust limits the blast radius o...
Zero Trust Security
Don't Make Hackers at Home for the Holidays
Holiday periods are peak season for cyberattacks. Here are the steps security teams should take to stay protected. ...
Zero Trust Security
Apache Log4j: Same Wolf, Different Vulnerability
The Log4j vulnerability exposed the fragility of software supply chains. Here's what it means for access control an...
Zero Trust Security
Security: 5 Key Questions Board Members Should Ask
Boards are increasingly accountable for cybersecurity. These five questions help executives understand their organi...
Zero Trust Security
Leonardo DaVinci was right – about IT security
The Renaissance master's principles of observation and systems thinking apply surprisingly well to modern cybersecu...
Zero Trust Security
CISA Shields Up Alert on Russia: What You Need to Know
CISA's Shields Up directive urged organizations to strengthen their defenses. Here's what it means for access contr...
Zero Trust Security
Just One Crack
It only takes one vulnerability to expose your entire organization. Learn why perimeter-based security is no longer...
Zero Trust Security
Achieving Zero Trust Is a Journey, not a Destination
Zero Trust is not a product you buy — it's a security posture you build over time. Here's how to start and sustain ...
Zero Trust Security
The Role of Identity and Access Management (IAM) in a Zero Trust World
IAM is central to Zero Trust. Discover how identity verification, device trust, and access governance work together...
Zero Trust Security
Best Practices for Application Security in a Zero Trust Environment
Application security in a Zero Trust world requires a different approach. Here are the key practices organizations ...
Zero Trust Security
Using Reverse Proxies to Secure Endpoints in a Zero Trust Environment
Reverse proxies are a foundational component of Zero Trust architecture. Learn how TAC uses reverse proxy technolog...
Zero Trust Security
An Overview of Total Access Control (TAC) from PortSys
By Dr. Edward Amoroso, CEO, TAG Cyber This is the final of a series of five blog posts by analysts from TAG Cyber, ...
Zero Trust Security
Future Trends in Access Control Technology
A forward‑looking analysis of emerging technologies—passwordless, blockchain, and AI—that will shape the next gener...
Zero Trust Security
Integrating Total Access Control with Your SIEM Solution
Step‑by‑step instructions for connecting SecureAccess to leading SIEM platforms to enrich threat detection and resp...
Zero Trust Security
Securing Remote Workforces with Zero Trust Access
Learn how to protect distributed teams using Zero Trust principles, MFA, and SecureAccess Total Access Control. ...
Zero Trust Security
The Business Value of Simplified Access Control
Discover how streamlined access management drives productivity, reduces risk, and improves ROI for enterprises. ...
Zero Trust Security
Compliance Made Easy with Total Access Control
Learn how SecureAccess helps organizations meet GDPR, HIPAA, and CMMC requirements through automated audit trails a...
Zero Trust Security
How AI is Transforming Identity and Access Management
Discover the role of artificial intelligence in modern IAM, from threat detection to automated provisioning, and th...
Zero Trust Security
Top Five Common Access Control Mistakes and How to Avoid Them
Identify frequent pitfalls in access management and learn practical tactics to correct them using SecureAccess solu...
Zero Trust Security
Implementing Total Access Control Step by Step
A practical guide that walks security teams through deploying SecureAccess Total Access Control from planning to pr...
Zero Trust Security
Why Zero Trust is the Future of Access Control
Explore how Zero Trust principles reshape access control, reduce risk, and align with SecureAccess Total Access Con...