Deep Layer Security Advisory

Cybersecurity

Detection, response, and threat management that actually works.

Most organizations have security tools. Fewer have security programs. The SIEM collects logs but does not detect threats. Vulnerability scanners produce findings but nobody owns remediation. Identity sprawl grows unchecked because there is no governance model. The SOC — if one exists — is measured on alert volume rather than detection coverage.

Deep Layer builds cybersecurity programs that produce measurable risk reduction. SOCs designed around MITRE ATT&CK coverage, not vendor feature checklists. Detection rules tuned for signal quality, not alert count. Vulnerability management with SLA-driven remediation workflows. Identity programs that close the privileged access gaps that attackers actually exploit.

MITRE ATT&CKNIST CSF 2.0CIS Controls v8NIST 800-53

Challenges We Address

The problems that bring clients to us.

Alert Fatigue

SIEM generates thousands of alerts per day. Analysts cannot distinguish signal from noise. Critical detections are buried in false positives.

Detection Gaps

Detection rules cover common scenarios but miss cloud-native attack paths, identity-based attacks, and lateral movement techniques.

Vulnerability Backlog

Scanners produce findings faster than teams can remediate. No prioritization beyond CVSS scores. No SLA governance. No metrics.

Privileged Access Sprawl

Service accounts with excessive permissions. Shared credentials. No formal PAM program. No visibility into who can access what.

Unknown Attack Surface

External assets discovered by attackers before the security team knows they exist. Shadow IT, orphaned infrastructure, forgotten subdomains.

Tool Sprawl Without Integration

Multiple security tools purchased over time with no integration strategy. Gaps between tools create blind spots.

Ideal Clients

Who this is built for.

Organizations standing up their first Security Operations Center and need architecture, detection rules, playbooks, and operating model
Companies with a SIEM deployment that generates noise instead of actionable detections
Security teams needing formal vulnerability management with SLA governance and risk-based prioritization
Organizations with privileged access sprawl across cloud and on-premises environments
Companies recovering from a security incident that need to rebuild detection and response capabilities

Service Offerings

What we deliver.

Security Operations Assessment

Assessment

Evaluate detection, alerting, investigation, and response capabilities across six domains — visibility, detection engineering, alert management, investigation capability, incident response, and program governance.

6-domain SOC maturity assessment
MITRE ATT&CK detection coverage mapping
Log source gap analysis
Alert quality analysis with false positive rates
SOC improvement roadmap
Executive findings briefing

SOC Build & Transformation

Program Development

End-to-end SOC design and implementation — operating model, SIEM architecture, detection rules mapped to ATT&CK, SOAR playbooks, and analyst enablement.

SOC operating model (tiers, roles, escalation)
SIEM architecture and log source integration
25-60 custom detection rules with ATT&CK mapping
3-8 SOAR automation playbooks
8-12 operational playbooks
Threat hunting starter kit (3-5 hunts)
Analyst training and knowledge transfer
12-18 month maturation roadmap

Vulnerability & Exposure Management

Program Development

Build a vulnerability management program with risk-based prioritization, SLA-driven remediation workflows, exception management, and attack surface integration.

Scanning strategy and coverage design
Risk-based prioritization methodology (beyond CVSS)
Remediation workflows with SLA governance
Exception management process
Attack surface discovery integration
Metrics framework and executive reporting

Identity Security & PAM Program

Program Development

Assessment and architecture for identity security — IAM consolidation, MFA enforcement, RBAC/ABAC design, privileged access management, and service account governance.

Identity landscape assessment across 6 domains
Privileged access review and gap analysis
IAM consolidation and federation strategy
RBAC/ABAC model with separation of duties matrix
PAM architecture with credential vaulting and JIT access
Service and non-human identity governance
Implementation roadmap (30/90/180+ days)

SIEM & Detection Engineering

Program Development

Transform your SIEM from a log aggregator into an effective detection system — ATT&CK-aligned rules, tuned alerts, SOAR integration, and detection-as-code methodology.

Log source inventory and gap analysis
MITRE ATT&CK coverage mapping (3 priority tactics)
Up to 20 custom detection rules
Alert tuning for up to 15 existing rules
Up to 5 SOAR playbook workflow designs
Detection validation testing
Detection program metrics framework

Threat Hunting Program

Program Development

Structured threat hunting program — hypothesis-driven hunts, data source requirements, and integration with detection engineering.

Threat hunting methodology and framework
Hunt hypothesis library
Data source requirements and gap analysis
Hunt execution playbooks
Findings-to-detection conversion process

Attack Surface Management

Implementation

Continuous external asset discovery and monitoring — deploying ASM tooling, validating the external asset inventory, and building governance to maintain coverage.

ASM platform deployment and configuration
External asset inventory validation
Exposure prioritization with ownership assignment
Governance process for ongoing asset tracking
Integration with vulnerability management

Penetration Testing Coordination & Oversight

Assessment

Scoping, coordinating, and interpreting penetration testing engagements — ensuring tests are properly scoped and results translate into actionable remediation.

Test scope definition and rules of engagement
Vendor selection advisory
Testing coordination and communication
Findings interpretation and risk contextualization
Remediation planning and tracking

Security Tool Evaluation & Implementation

Assessment

Vendor-independent tool selection — requirements-first evaluation, client-designed PoC tests, total cost of ownership analysis, and integration assessment.

Requirements documentation
Vendor shortlist development
Client-designed PoC test plans
Scored evaluation matrix
Total cost of ownership analysis
Integration complexity assessment
Defensible recommendation report

Scanner Deployment & Optimization

Implementation

Get full coverage and accurate signal from the vulnerability scanners you already own — authenticated scan configuration, policy calibration, SIEM/ticketing integration, and coverage baseline.

Authenticated scan configuration
Scan policy calibration and false positive suppression
Coverage baseline and gap analysis
SIEM and ticketing integration
Scan scheduling aligned to remediation SLAs
Scanner operations guide
60-day post-deployment support

Frequently Asked Questions

Common questions.

Do you provide 24/7 SOC monitoring or managed detection services?

No. Deep Layer builds SOC programs — operating models, detection rules, playbooks, and analyst enablement. We do not provide ongoing managed security services or 24/7 monitoring.

Which SIEM platforms do you work with?

All major platforms: Splunk, Microsoft Sentinel, CrowdStrike LogScale, Google SecOps, and Elastic. Detection rules are delivered in platform-compatible formats.

How is your vulnerability management different from just running scans?

Scanning is a capability. Vulnerability management is a program. We build the prioritization methodology, remediation workflows, SLA governance, exception processes, and metrics that turn scan output into measurable risk reduction.

Ready to discuss cybersecurity?

30-minute discovery call. We will discuss your environment, your challenges, and whether there is a fit — no sales pitch.