In this project, I demonstrated how to secure remote device access using SSH on a Cisco IOS router. The network consists of Router 1 (R1), Switch 1 (S1), and an Admin PC, connected in a basic topology ...

Most IT pros realize that using Telnet to manage routers, switches, and firewalls is insecure. Transmitted in clear text across a network, Telnet traffic basically publicizes any login usernames and ...

Most IT pros know that using Telnet to manage routers, switches, and firewalls is not exactly a security best practice. Instead, the accepted alternative to Telnet's lack of security is Secure Shell ...

I have two Cisco Catalyst 2960-S 48-port switches "stacked" using the Cisco FlexStack module. Originally I had to set them up using "Express Setup", which I absolutly hate from my limited use of it. I ...

Cisco security engineers have disclosed that there is a single default ‘maintenance’ SSH key hardcoded into several families of Cisco security appliances. The default authorised SSH keys and SSH host ...

米シスコシステムズは11月4日(米国時間)、同社が提供するポリシー管理ツールの「Cisco Policy Suite」に鍵ベースのSSH認証に関する重大な脆弱性が発見されたとしてセキュリティアドバイザリ「Cisco Policy Suite Static SSH Keys Vulnerability」を公開した。この脆弱性を ...

アプリケーションのアクセラレーション機能を提供する「Cisco UCS Invicta」において、攻撃者が認証なしにルート権限でリモートより接続できる脆弱性が判明した。 Ciscoでは「クリティカル」と評価 Cisco Systemsのアドバイザリによれば、同製品のソフトウェアに ...

Many Cisco security appliances contain default, authorized SSH keys that can allow an attacker to connect to an appliance and take almost any action he chooses. Many Cisco security appliances contain ...