Ayelet Lotem (Mizrahi)

Published in

·Apr 25, 2022

Sliding Window Challenge Process for Congestion Detection

By Ayelet Lotem, Sarah Azouvi, Patrick McCorry, and Aviv Zohar [Links to paper, video] Sometimes, you really need to get a transaction published on the blockchain in time. Missing that deadline may cause you to lose some money. One such case is when you’re participating in an auction controlled by…

Blockchain

5 min read

Sliding Window Challenge Process for Congestion Detection

Blockchain

5 min read

Published in

Blockchains @ HUJI

·Feb 18, 2020

Congestion Attacks in Payment Channel Networks

By Ayelet Lotem (Mizrahi) and Aviv Zohar In a new paper (video link) we discuss a fundamental vulnerability that arises in payment channel networks as part of the construction of trustless multi-hop payments. We present three modes of attack: the first aims to lock as many high liquidity channels as…

7 min read

Congestion Attacks in Payment Channel Networks

7 min read