Posts Tagged “Authentication”

If you are not hip to pfSense I suggest you check it out. It is an open source firewall that is making waves in InfoSec. The pfSense guys have a great howto for configuring IPSec VPN on the pfSense firewall as well as making connections via a freeware Windows IPSec VPN client called Shrew Soft which can be read by clicking here. The only item lacking in the article is a recommendation for a Mac OSX client as well as configuration tips for a Mac OSX client which is the sole point of this article. Below is information about where to download a freeware Mac OSX IPSec VPN client and then the necessary configuration to make a connection to the suggested settings noted in the howto of the pfSense web site.

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It is possible to crack WPA/WPA2 wireless network credentials using any number of open source tools available now including oclHashcat+, aircrack-ng, or pyrit to name a few. If you are having trouble cracking a password it is possible that the network uses RADIUS authentication instead of pre-shared keys(PSK). Now you could see this when if you looked at the details of the network you were attempting to capture authentication packets for as it would display as WPA Enterprise versus WPA Personal. It definitely happens though that this is not considered during the capture so you may need to verify that a network is WPA/WPA2 Personal versus WPA/WPA2 Enterprise once you are attempting to crack the authentication. You can do this using Wireshark and the details below.

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This afternoon I ran into an issue that a lot of people probably don’t have which is the need to either use or test multiple SVN logins from the same computer. I manage a couple SVN repositories for a company and like to verify the SVN login credentials before sending the end user the information. The SVN repository is configured on a Linux server however most users use TortoiseSVN on Windows to login.

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During initial installation of a subversion repository server you may run into issues with authentication methods. This issue is probably related to not having a package installed that needs to be for your authentication to function properly.

Error Received in TortoiseSVN: Could not obtain a list of SASL mechanisms

Could Not Obtain a List of SASL Mechanisms

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You may receive an error similar to the one below stating that SVN cannot negotiate the authentication mechanism during initial installation of Subversion. I received the below error when I was testing a new SVN repository I had set up on a CentOS Linux server and was attempting to checkout the repo from another CentOS Linux server. Below I describe basic configuration and what was done to move pas this error.

Error:
svn: Cannot negotiate authentication mechanism

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