Insights from PortSys
Security research, zero trust architecture, and practical guidance from the team building Total Access Control.
The End User Experience with TAC: Simpler Access, Zero Frustration
One login. Every application. The same experience wherever you work. How TAC eliminates the daily friction of enterprise access and turns security into something users barely notice.
The AI Agent Identity Problem Nobody Is Talking About
Enterprises are deploying AI agents at scale. Almost none of them are governing what those agents can access — or even know what they are doing.
Why Most Zero Trust Deployments Fail on Legacy Apps
Every enterprise has applications that were built before zero trust existed. Here is why modern identity platforms cannot protect them — and what to do about it
47 Open Ports to One: A CISO’s Guide to Attack Surface Reduction
The average enterprise firewall has dozens of open inbound ports. Each one is an attack vector. Here is how to close them — and why most tools cannot.
TAC and NIST 800-207: A Complete Zero Trust Alignment
NIST SP 800-207 defines what zero trust architecture should look like. Here is how TAC implements every tenet — and why most tools only implement some of them.
Secure Access for Contractors, Consultants, and Third Parties: How TAC Keeps Outsiders in Their Lane
Giving a contractor access to one system should not mean giving them access to everything. How TAC delivers precise, auditable, third-party access — from a single application to a fully scoped portal.
CMMC 2.0 Is Here: What Defence Contractors Need to Know About Access Control
CMMC 2.0 is now phasing into DoD contracts. Here is where most contractors fall short on access control and authentication requirements — and how to close the g
The Non-Human Identity Problem: Service Accounts, API Keys, and the Credentials Nobody Governs
Non-human identities now outnumber human ones in most enterprises by ratios of 10:1 or more. They are also dramatically less governed. Here is why that matters
Future Trends in Access Control Technology
A forward‑looking analysis of emerging technologies—passwordless, blockchain, and AI—that will shape the next generation of access control.
An Overview of Total Access Control (TAC) from PortSys
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
Integrating Total Access Control with Your SIEM Solution
Step‑by‑step instructions for connecting PortSys TAC to leading SIEM platforms to enrich threat detection and response.
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 technology to enforce access control.
Securing Remote Workforces with Zero Trust Access
Learn how to protect distributed teams using Zero Trust principles, MFA, and PortSys Total Access Control (TAC).
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 should adopt.
The Business Value of Simplified Access Control
Discover how streamlined access management drives productivity, reduces risk, and improves ROI for enterprises.
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.
Compliance Made Easy with Total Access Control
Learn how PortSys TAC helps organizations meet GDPR, HIPAA, and CMMC requirements through automated audit trails and policy enforcement.
How AI is Transforming Identity and Access Management
Discover the role of artificial intelligence in modern IAM, from threat detection to automated provisioning, and the advantages for PortSys TAC customers.
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 the journey.
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 PortSys TAC solutions.
Implementing Total Access Control Step by Step
A practical guide that walks security teams through deploying PortSys Total Access Control (TAC) from planning to production.
Why Zero Trust is the Future of Access Control
Explore how Zero Trust principles reshape access control, reduce risk, and align with PortSys Total Access Control (TAC) solutions.
Just One Crack
It only takes one vulnerability to expose your entire organization. Learn why perimeter-based security is no longer enough.
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 control and Zero Trust.
Leonardo DaVinci was right – about IT security
The Renaissance master’s principles of observation and systems thinking apply surprisingly well to modern cybersecurity challenges.
Security: 5 Key Questions Board Members Should Ask
Boards are increasingly accountable for cybersecurity. These five questions help executives understand their organization’s true risk posture.
Apache Log4j: Same Wolf, Different Vulnerability
The Log4j vulnerability exposed the fragility of software supply chains. Here’s what it means for access control and Zero Trust defenders.
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 strategy.
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 costs.
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 tools.
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.
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 protection.
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 of supply chain attacks.
Cost Optimization: Patching – Minimize Your Attack Surface
Patching is essential but expensive. Zero Trust access control reduces reliance on patching by limiting what attackers can reach.
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.
Cost Optimization: Security – The Strategic Imperative
Security and cost optimization aren’t mutually exclusive. Learn how a consolidated access control platform reduces spend while improving posture.
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 aligns.
Solving IoT’s Access Control Challenge
IoT devices expand the attack surface dramatically. Learn how Zero Trust principles apply to machine and device identity.
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-day vulnerabilities.
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 SharePoint environment.
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 rewrites.