Black & White Path
Black & White Path
Apr 17, 2026 · Information Security

Why US‑Made Network Gear Crashed During the Isfahan Attack: Four Possible Digital Kill‑Switch Scenarios

During the April 2026 US‑Israel strike on Iran's Isfahan province, Cisco, Fortinet, and Juniper devices abruptly failed, prompting analysts to propose four precise, non‑network‑dependent attack methods ranging from hidden backdoors to supply‑chain tampering and to warn of a new era of digital‑focused warfare.

CiscoCyberattackDigital Warfare
0 likes · 5 min read
Why US‑Made Network Gear Crashed During the Isfahan Attack: Four Possible Digital Kill‑Switch Scenarios
Open Source Linux
Open Source Linux
May 23, 2023 · Fundamentals

Hands‑On OSPF Lab: Configuring Huawei, Cisco, and Juniper Networks

This article provides step‑by‑step OSPF lab exercises for Huawei, Cisco, and Juniper devices, covering basic OSPF concepts, configuration guidelines, verification commands, and troubleshooting tips, enabling readers to build and test a multi‑vendor OSPF network topology.

CiscoHuaweiJuniper
0 likes · 23 min read
Hands‑On OSPF Lab: Configuring Huawei, Cisco, and Juniper Networks