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Services

Security built for
financial services.

PCI-DSS, SOC2, and regulatory-aligned testing across offensive, defensive, and research engagements. Every service tailored to the unique threat landscape facing banks, exchanges, and financial infrastructure.

PCI-DSS SOC2 ISO 27001 SWIFT CSP
HL-OFF

Offensive Security

Adversary simulation calibrated for financial sector threats. We test the attack paths that matter to your regulators, your board, and your customers.

Penetration Testing

Trading platforms, payment gateways, core banking systems, and customer-facing applications. Manual testing focused on transaction integrity and unauthorized access.

  • + Core banking applications
  • + Trading platforms
  • + Payment processing
  • + Mobile banking apps

Red Team Operations

Full adversary simulation using TTPs observed in attacks on financial institutions. Tests detection, response, and your ability to protect high-value targets.

  • + SWIFT network access testing
  • + Insider threat simulation
  • + Credential harvesting
  • + Lateral movement

Smart Contract Audits

Security review of blockchain-based financial instruments. DeFi protocols, custody solutions, and tokenization platforms.

  • + Solidity/Vyper review
  • + DeFi protocol analysis
  • + Bridge security
  • + Custody architecture

API Security

Open banking APIs, third-party integrations, and internal service meshes. Authorization bypass, data leakage, and transaction manipulation.

  • + Open banking (PSD2)
  • + GraphQL/REST testing
  • + OAuth/OIDC flows
  • + Rate limiting bypass
HL-DEF

Defensive Consulting

Build security programs that satisfy regulators and actually stop attackers. Respond effectively when incidents occur.

Compliance-Driven Architecture

Security design that meets PCI-DSS, SOC2, and regulatory requirements while providing real protection. Not just paperwork.

  • + PCI-DSS scoping
  • + Cardholder data environment
  • + Network segmentation
  • + Key management

Fraud Prevention

Technical controls against account takeover, transaction fraud, and money laundering. Defense in depth for financial operations.

  • + ATO prevention
  • + Transaction monitoring
  • + Device fingerprinting
  • + Behavioral analytics

Incident Response

When breaches happen, we help contain, investigate, and recover. Experience with financial sector incidents and regulatory reporting.

  • + Breach containment
  • + Forensic investigation
  • + Regulatory notification
  • + Recovery support

Crypto Asset Security

Custody architecture, key management, and operational security for digital asset operations. Hot wallets, cold storage, MPC.

  • + Custody design
  • + Key ceremony
  • + HSM integration
  • + Signing policy
HL-RES

Specialized Research

Deep technical work for complex financial security challenges. Threat intelligence focused on APTs targeting the financial sector.

Financial Threat Intel

Analysis of threats targeting financial institutions. FIN groups, nation-state actors, and organized crime operations.

  • + FIN group tracking
  • + SWIFT network threats
  • + ATM malware analysis
  • + Crypto heist investigation

Exchange Security

Specialized research for cryptocurrency exchanges. Order matching, withdrawal systems, and hot wallet architecture.

  • + Matching engine review
  • + Withdrawal flow analysis
  • + Hot/cold architecture
  • + Front-running detection

Protocol Analysis

Deep technical review of financial protocols, messaging systems, and interbank communication security.

  • + FIX protocol security
  • + ISO 20022 analysis
  • + HSM integration
  • + Cryptographic review

Custom Detection

Detection engineering for financial sector threats. Custom rules, behavioral analytics, and monitoring solutions.

  • + SIEM rule development
  • + Fraud detection logic
  • + Anomaly baselining
  • + Alert tuning

Next step

Discuss your compliance requirements.

Every engagement starts with understanding your regulatory environment, threat model, and security objectives. Let's scope a project that satisfies both your auditors and your actual security needs.