3 papers
cs.NI2026
HOWLR: A Client-Driven Approach to BGP Hijack Detection
Constantine Doumanidis, Anya Kalogerakos, Maria Apostolaki
BGP hijacking enables impersonation attacks in which adversaries divert traffic at the prefix level and serve malicious content to unsuspecting clients. Detecting such attacks has…
cs.NI2026
Routing Attacks in Ethereum PoS: A Systematic Exploration
Constantine Doumanidis, Maria Apostolaki
With the promise of greater decentralization and sustainability, Ethereum transitioned from a Proof-of-Work (PoW) to a Proof-of-Stake (PoS) consensus mechanism. The new consensus p…
cs.CR2026
AetherWeave: Sybil-Resistant Robust Peer Discovery with Stake
Kaya Alpturer, Constantine Doumanidis, Aviv Zohar
Peer-discovery protocols within P2P networks are often vulnerable: because creating network identities is essentially free, adversaries can eclipse honest nodes or partition the ov…