Daily Tech Digest - August 18, 2025


Quote for the day:

"The ladder of success is best climbed by stepping on the rungs of opportunity." -- Ayn Rand


Legacy IT Infrastructure: Not the Villain We Make It Out to Be

Most legacy infrastructure consists of tried-and-true solutions. If a business has been using a legacy system for years, it's a reliable investment. It may not be as optimal from a cost, scalability, or security perspective as a more modern alternative. But in some cases, this drawback is outweighed by the fact that — unlike a new, as-yet-unproven solution — legacy systems can be trusted to do what they claim to do because they've already been doing it for years. The fact that legacy systems have been around for a while also means that it's often easy to find engineers who know how to work with them. Hiring experts in the latest, greatest technology can be challenging, especially given the widespread IT talent shortage. But if a technology has been in widespread use for decades, IT departments don't need to look as hard to find staff qualified to support them. ... From a cost perspective, too, legacy systems have their benefits. Even if they are subject to technical debt or operational inefficiencies that increase costs, sticking with them may be a more financially sound move than undertaking a costly migration to an alternative system, which may itself present unforeseen cost drawbacks. ...  As for security, it's hard to argue that a system with inherent, incurable security flaws is worth keeping around. However, some IT systems can offer security benefits not available on more modern alternatives. 


Agentic AI promises a cybersecurity revolution — with asterisks

“If you want to remove or give agency to a platform tool to make decisions on your behalf, you have to gain a lot of trust in the system to make sure that it is acting in your best interest,” Seri says. “It can hallucinate, and you have to be vigilant in maintaining a chain of evidence between a conclusion that the system gave you and where it came from.” ... “Everyone’s creating MCP servers for their services to have AI interact with them. But an MCP at the end of the day is the same thing as an API. [Don’t make] all the same mistakes that people made when they started creating APIs ten years ago. All these authentication problems and tokens, everything that’s just API security.” ... CISOs need to immediately strap in and grapple with the implications of a technology that they do not always fully control, if for no other reason than their team members will likely turn to AI platforms to develop their security solutions. “Saying no doesn’t work. You have to say yes with guardrails,” says Mesta. At this still nascent stage of agentic AI, CISOs should ask questions, Riopel says. But he stresses that the main “question you should be asking is: How can I force multiply the output or the effectiveness of my team in a very short period of time? And by a short period of time, it’s not months; it should be days. That is the type of return that our customers, even in enterprise-type environments, are seeing.”


Zero Trust: A Strong Strategy for Secure Enterprise

Due to the increasing interconnection of operational changes affecting the financial and social health of digital enterprises, security is assuming a more prominent role in business discussions. Executive leadership is pivotal in ensuring enterprise security. It’s vital for business operations and security to be aligned and coordinated to maintain security. Data governance is integral in coordinating cross-functional activity to achieve this requirement. Executive leadership buy-in coordinates and supports security initiatives, and executive sponsorship sets the tone and provides the resources necessary for program success. As a result, security professionals are increasingly represented in board seats and C-suite positions. In public acknowledgment of this responsibility, executive leadership is increasingly held accountable for security breaches, with some being found personally liable for negligence. Today, enterprise security is the responsibility of multiple teams. IT infrastructure, IT enterprise, information security, product teams, and cloud teams work together in functional unity but require a sponsor for the security program. Zero trust security complements operations due to its strict role definition, process mapping, and monitoring practices, making compliance more manageable and automatable. Whatever the region, the trend is toward increased reporting and compliance. As a result, data governance and security are closely intertwined.


The Role of Open Source in Democratizing Data

Every organization uses a unique mix of tools, from mainstream platforms such as Salesforce to industry-specific applications that only a handful of companies use. Traditional vendors can't economically justify building connectors for niche tools that might only have 100 users globally. This is where open source fundamentally changes the game. The math that doesn't work for proprietary vendors, where each connector needs to generate significant revenue, becomes irrelevant when the users themselves are the builders. ... The truth about AI is that it isn’t about using the best LLMs or the most powerful GPUs. The real truth is that AI is only as good as the data it ingests. I've seen Fortune 500 companies with data locked in legacy ERPs from the 1990s, custom-built internal tools, and regional systems that no vendor supports. This data, often containing decades of business intelligence, remains trapped and unusable for AI training. Long-tail connectors change this equation entirely. When the community can build connectors for any system, no matter how obscure, decades of insights can be unlocked and unleashed. This matters enormously for AI readiness. Training effective models requires real data context, not a selected subset from cloud native systems incorporated just 10 years ago. Companies that can integrate their entire data estate, including legacy systems, gain massive advantages. More data fed into AI leads to better results.


7 Terrifying AI Risks That Could Change The World

Operating generative AI language models requires huge amounts of compute power. This is provided by vast data centers that burn through energy at rates comparable to small nations, creating poisonous emissions and noise pollution. They consume massive amounts of water at a time when water scarcity is increasingly a concern. Critics of the idea that the benefits of AI are outweighed by the environmental harm it causes often believe that this damage will be offset by efficiencies that AI will create. ... The threat that AI poses to privacy is at the root of this one. With its ability to capture and process vast quantities of personal information, there’s no way to predict how much it might know about our lives in just a few short years. Employers increasingly monitoring and analyzing worker activity, the growing number of AI-enabled cameras on our devices, and in our streets, vehicles and homes, and police forces rolling out facial-recognition technology, all raise anxiety that soon no corner will be safe from prying AIs. ... AI enables and accelerates the spread of misinformation, making it quicker and easier to disseminate, more convincing, and harder to detect from Deepfake videos of world leaders saying or doing things that never happened, to conspiracy theories flooding social media in the form of stories and images designed to go viral and cause disruption. 


Quality Mindset: Why Software Testing Starts at Planning

In many organizations, quality is still siloed, handed off to QA or engineering teams late in the process. But high-performing companies treat quality as a shared responsibility. The business, product, development, QA, release, and operations teams all collaborate to define what "good" looks like. This culture of shared ownership drives better business outcomes. It reduces rework, shortens release cycles, and improves time to market. More importantly, it fosters alignment between technical teams and business stakeholders, ensuring that software investments deliver measurable value. ... A strong quality strategy delivers measurable benefits across the entire enterprise. When teams focus on building quality into every stage of the development process, they spend less time fixing bugs and more time delivering innovation. This shift enables faster time to market and allows organizations to respond more quickly to changing customer needs. The impact goes far beyond the development team. Fewer defects lead to a better customer experience, resulting in higher satisfaction and improved retention. At the same time, a focus on quality reduces the total cost of ownership by minimizing rework, preventing incidents, and ensuring more predictable delivery cycles. Confident in their processes and tools, teams gain the agility to release more frequently without the fear of failure. 


Is “Service as Software” Going to Bring Down People Costs?

Tiwary, formerly of Barracuda Networks and now a venture principal and board member, described the phenomenon as “Service as Software” — a flip of the familiar SaaS acronym that points to a fundamental shift. Instead of hiring more humans to deliver incremental services, organizations are looking at whether AI can deliver those same services as software: infinitely scalable, lower cost, always on. ... Yes, “Service as Software” is a clever phrase, but Hoff bristles at the way “agentic AI” is invoked as if it’s already a settled, mature category. He reminds us that this isn’t some radical new direction — we’ve been on the automation journey for decades, from the codification of security to the rise of cloud-based SOC tooling. GenAI is an iteration, not a revolution. And with each iteration comes risk. Automation without full agency can create as many headaches as it solves. Hiring people who understand how to wield GenAI responsibly may actually increase costs — try finding someone who can wrangle KQL, no-code workflows, and privileged AI swarms without commanding a premium salary. ... The future of “Service as Software” won’t be defined by clever turns of phrase or venture funding announcements. It will be defined by the daily grind of adoption, iteration and timing. AI will replace people in some functions. 


Zero-Downtime Critical Cloud Infrastructure Upgrades at Scale

The requirement for performance testing is mandatory when your system handles critical traffic flow. The first step of every upgrade requires you to collect baseline performance data while performing detailed stress tests that replicate actual workload scenarios. The testing process should include both typical happy path executions and edge cases along with peak traffic conditions and failure scenarios to detect performance bottlenecks. ... Every organization should create formal rollback procedures. A defined rollback approach must accompany all migration and upgrade operations regardless of their future utilization plans. Such a system creates a one-way entry system without any exit plan which puts you at risk. The rollback procedures need proper documentation and validation and should sometimes undergo independent testing. ... Never add any additional improvements during upgrades or migrations – not even a single log line. This discipline might seem excessive, but it's crucial for maintaining clarity during troubleshooting. Migrate the system exactly as it is, then tackle improvements in a separate, subsequent deployment. ... The successful implementation of zero-downtime upgrades at scale needs more than technical skills because it requires systematic preparation and clear communication together with experience-based understanding of potential issues.


The Human Side of AI Governance: Using SCARF to Navigate Digital Transformation

Developed by David Rock in 2008, the SCARF model provides a comprehensive framework for understanding human social behavior through five critical domains that trigger either threat or reward responses in the brain. These domains encompass Status (our perceived importance relative to others), Certainty (our ability to predict future outcomes), Autonomy (our sense of control over events), Relatedness (our sense of safety and connection with others), and Fairness (our perception of equitable treatment). The significance of this framework lies in its neurological foundation. These five social domains activate the same neural pathways that govern our physical survival responses, which explains why perceived social threats can generate reactions as intense as those triggered by physical danger. ... As AI systems become embedded in daily workflows, governance frameworks must actively monitor and support the evolving human-AI relationships. Organizations can create mechanisms for publicly recognizing successful human-AI collaborations while implementing regular “performance reviews” that explain how AI decision-making evolves. Establish clear protocols for human override capabilities, foster a team identity that includes AI as a valued contributor, and conduct regular bias audits to ensure equitable AI performance across different user groups.


How security teams are putting AI to work right now

Security teams are used to drowning in alerts. Most are false positives, some are low risk, only a few matter. AI is helping to cut through this mess. Vendors have been building machine learning models to sort and score alerts. These tools learn over time which signals matter and which can be ignored. When tuned well, they can bring alert volumes down by more than half. That gives analysts more time to look into real threats. GenAI adds something new. Instead of just ranking alerts, some tools now summarize what happened and suggest next steps. One prompt might show an analyst what an attacker did, which systems were touched, and whether data was exfiltrated. This can save time, especially for newer analysts. ... “Humans are still an important part of the process. Analysts provide feedback to the AI so that it continues to improve, share environmental-specific insights, maintain continuous oversight, and handle things AI can’t deal with today,” said Tom Findling, CEO of Conifers. “CISOs should start by targeting areas that consume the most resources or carry the highest risk, while creating a feedback loop that lets analysts guide how the system evolves.” ... Entry-level analysts may no longer spend all day clicking through dashboards. Instead, they might focus on verifying AI suggestions and tuning the system.

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