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PAIROS on Mythos: How AI May Boost the Value of Security Software

Anthropic’s Project Glasswing sent shudders through the world of cybersecurity as the launch of Mythos exposed catastrophic security flaws throughout the software ecosystem. The threat is so dire that the U.S. Treasury Secretary and the Federal Reserve Chair hastily convened banking leaders to make sure they are ready to secure the nation’s finances against these newly revealed threats.

The launch of Mythos also provided a timely opportunity for me to launch PAIROS, the Panic AI Research On Software. The first results looked like an easy win with PAIROS concluding that a cybersecurity software company like Palo Alto Networks (PANW) would emerge a winner in the wake of Mythos. Within a day, the market suddenly reversed its assessment and cybersecurity stocks nosedived. PANW fell so sharply that the stock reversed all its gains since news of its CEO buying $10M of his company’s shares.

This flip-flop in market sentiment motivated me to run PAIROS again, this time on an article with a detailed review of Mythos. In “Are You Mythos-Ready?“, Proactive Risk explains how Mythos significantly compresses timelines for addressing software vulnerabilities. The article concludes that “security teams are being asked to absorb an exponential increase in workload…without proportional investment in headcount, tooling, or support.” This observation looks consistent with the PAIROS assessment given the opportunity for cybersecurity software vendors and software companies that already have robust security layers and processes. The PAIROS assessment on Proactive Risk’s analysis has produced an even more compelling case for cybersecurity stocks.



Why Mythos Matters to PAIROS

Mythos is AI directly affecting the security economics of software:

  • Faster vulnerability discovery compresses defense timelines
  • Security software demand likely rises
  • Weakly defended software becomes less viable
  • Tools embedded in enterprise workflows may gain importance
  • Systems of record become more valuable if trust/governance matter more

This is a broad industry-level shock.

PAIROS Scoring for Mythos

PAIROS provided a stronger scoring assessment than the last round.

Unit of Analysis: Public Software Industry (especially cybersecurity and enterprise software). Scoring range is from 1.0 to 5.0, from negative to positive.

DimensionScoreConfidenceReason
Agent Substitution Boundary3.8MediumAI increasingly performs security research tasks humans did manually
System Layer Position3.6MediumTrusted control layers become more valuable
Data Control & Context Ownership4.0MediumProprietary telemetry and enterprise context gain importance
Model Dependency Structure2.8MediumFirms dependent on external frontier models face risk
Workflow Embedding Depth4.1MediumEmbedded security workflows become more necessary
Agent Enablement Function4.2MediumPlatforms that govern AI agents gain value
AI Supply Chain Resilience2.4MediumMany firms require external AI/security capabilities
Monetization Position3.9MediumSecurity vendors likely monetize urgency
Persistence Layer Role4.0MediumDurable systems of record strengthened
Information Processing Ownership3.2LowMixed effects
Human Interface Dependency2.7MediumHuman-only interfaces weakened relative to APIs/automation
Value Capture Layer3.8MediumData/control layers favored
Barrier to Software Replication2.6MediumAI lowers replication barriers generally
Commercial Defensibility Under Software Abundance2.9MediumMore pressure on undifferentiated vendors
Demand Expansion Under AI4.4HighCybersecurity demand likely rises materially
Domain Complexity Requirement4.1MediumSecurity expertise still valuable
Capability Frontier Sensitivity3.9MediumSecurity winners benefit as AI advances
Recursive Improvement Exposure2.8MediumAttack capability may compound rapidly
Human-AI Complementarity Potential4.0MediumHuman defenders augmented by AI
Tool Dependence of AI Systems3.7MediumAgents still need tools/platforms in many settings

Aggregated Scores (compared to last evaluation of Mythos)

IndexScore
VI (Viability Index)3.5 (up from 2.94)
SCI (Structural Condition Index)3.7 (down from 3.78)
EVI (Economic Value Index)3.8 (up from 3.62)

Interpretation:

  • The software industry is not being destroyed.
  • However, commodity and weakly differentiated vendors face greater pressure.
  • Security, governance, observability, orchestration, and trusted data platforms likely strengthen.
  • Economic value shifts toward firms that help enterprises manage AI-driven risk.

Likely Winners

  • Crowdstrike (CRWD)
  • Palo Alto Networks (PANW)
  • Microsoft (MSFT) security stack
  • Identity, detection, incident response, secure infrastructure vendors

So, PANW came up as a winner again. Based on my first analysis, I bought more shares of PANW during the stock’s setback. At the time of writing, PANW is rebounding. However, the stock now looks poised to churn in a range as the dust continues to settle on the Mythos narrative.

Palo Alto Networks (PANW) suffered a false breakout above my $172 buy point. The subsequent breakdown took the stock briefly below its previous downtrend represented by the 50-day moving average (DMA) (the red line).

Likely Losers

  • Small undifferentiated software vendors
  • Products with weak security posture
  • UI-only tools without deep workflow integration
  • Firms slow to patch or lacking telemetry advantages

Updates for PAIROS

Unlike the last round, PAIROS recommended updates for itself. I expect these updates to generate even stronger scores for cybersecurity stocks.

Add New Dimension: Security Trust Premium

Measures whether AI-driven threat escalation increases willingness to pay for trusted vendors.

  • Positive: Vendor gains demand because trust/compliance/security matter more
  • Negative: Security concerns reduce adoption

Add New Dimension: Patch Velocity Readiness

Measures ability to respond when exploit windows collapse.

  • Positive: Fast remediation, automation, customer trust
  • Negative: Slow patch cycles, operational fragility

I accepted both recommendations by inserting these new dimensions in the Structural Conditions Index (SCI). These dimensions received the second highest weightings in the index, and I rescaled the remaining weights. (In a future update, I could rebalance the scoring by moving the security trust premium to the Economic Value Index (EVI)).

Conclusion: Critical Valuations

The market is in a heightened state of uncertainty about the trajectory of AI’s impact on software companies, including cybersecurity software companies. The market has expressed its concerns by compressing valuations.

Yet, valuable software companies like PANW are retaining lofty valuations. PANW trades at a rich 11.8 times forward sales. The stock’s price/earnings ratio (P/E) on a forward GAAP basis is a nosebleed 83, non-GAAP is still 44. Thus, I acknowledge the upside for such expensive stocks looks limited in the near-term. Moreover, I must respect higher than usual risks to the downside during the next periods of disruptive AI-related news. Still, given my conclusion, with the help of PAIROS, that a company like PANW is more valuable, I am retaining a positive long-term outlook. The future could even deliver a rerating and return to the even loftier valuations the market once paid for the likes of PANW.

Be careful out there!

Full disclosure: long PANW, long CRWD, long MSFT

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