Skip to content
ORTHEON
SYSTEMS LABORATORY

Research archive / 2026

Field notes from adversarial systems research.

Technical observations about trust, failure and recovery in systems that coordinate digital value.

Protocol Research
Research note / 001

Replay Resistance in Cross-Chain Messaging

A practical model for message uniqueness across domains, validator epochs and delayed execution.

18 July 2026 11 min
Distributed Systems
Research note / 002

Validator Quorums Under Adversarial Conditions

Why threshold arithmetic alone cannot describe the security of an operational validator set.

02 July 2026 14 min
Custody Research
Research note / 003

Operational Security of Multisignature Custody

Examining the policy and operational systems that surround cryptographic authorization.

12 June 2026 9 min
Protocol Research
Research note / 004

Failure Modes in Upgradeable Protocols

A review of administrative, initialization and state-transition risks in mutable systems.

28 May 2026 13 min
Security Engineering
Research note / 005

Emergency Controls Without Centralized Custody

Design patterns for bounded emergency action without unrestricted control over user assets.

07 May 2026 10 min
Incident Investigation
Research note / 006

Transaction Reconstruction After Protocol Exploits

Methods for building a reproducible technical timeline from on-chain and infrastructure evidence.

16 April 2026 12 min
Cryptographic Systems
Research note / 007

Key Rotation in Distributed Validator Networks

Security invariants for changing authorization state across independently operated validators.

26 March 2026 8 min
Infrastructure
Research note / 008

Securing RPC Infrastructure Against Privilege Escalation

Tracing identity, method access and upstream authority through multi-tenant blockchain gateways.

05 March 2026 11 min