Posts Tagged ‘SSH’

[iPhone] Virus Worm Spreading on Jailbroken iPhones

Apple must be pleased about this news. They haven’t become tired in telling the people that jailbreaking the iPhone seriously compromises user security. And now a worm developed by Ashley Towns from down under is nothing else but attacking jailbroken iPhones whose Secure Shell has not been disabled or where the default root password (“alpine”) […]

[iPhone] GeoHot Releases Jailbreak for 3.x Called BlackRa1n

Today notorious GeoHot released a standing new jailbreak tool called BlackRa1n. BlackRa1n is currently only available for Microsoft Windows. It is supposed to jailbreak any 3.x based iPhone or iPod touch. No matter if you’ve jailbroken before or not. BlackRa1n is fairly self explaining and straight forward designed. It’ll bring your iPhone or iPod Touch […]

[Linux] Setting up a LAMP Webserver with Apache, PHP, MySQL on Debian Etch

In our Linux Debian section the following articles have been published during the last weeks: How to secure your Debian server by changing the SSH port number (read tutorial here) How to secure your Debian server by setting up SSH for passwordless login via public- and private-key cryptography (read tutorial here) How to secure your […]

[Linux] Securing a Debian server by Enabling passwordless Login

I. Abstract All of us know, there are lots of bad guys out there just trying to brute force our ssh ports. The following article provides information about the first steps to be performed when setting up a new webserver running Debian Etch. For security reasons we recommend applying these how to’s before proceeding Mandatory: […]

[Linux] Workaround for SSH buffer error

I. Abstract Some of you may already have experienced the same phenomenon. We wanted to secure one of our servers and disallow any password login. We configured the passwordless login to use ssh and use public-, private-key mode (see here) instead. But after having saved the sshd_config file, we eventually couldn’t reconnect to our Debian […]