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Showing posts from June, 2018

Bash Reverse Shell explained.

 

Cisco Modular Policy Framework (MPF) : A brief Introduction

Modular Policy Framework (MPF) configuration defines set of rules for applying firewall features, such as traffic inspection, QoS etc. to the traffic transiting the firewall There are 3 main components in creating a MPF. 1) Class Map Class map is used to identify the type of traffic. This can be done by creating an ACL. 2) Policy Map Policy Map specifies what action the ASA should take against the traffic identified by the Class Map. 3) Service Policy Finally Service policy specifies where to apply it. The policy is applied to an interface or Globally. Udacity has special offers worldwide to help anyone learn important, higher-paying job skills during this challenging time. Click here to get your offer and start learning now! Sample Illustration Consider the following Command lines. access-list OUTSIDE-TO-INSIDE permit tcp any any eq ftp <--- The above ACL will allow FTP traffic. This ACL can be different than the Interface ACL---> class-map FTP-CLASS-MAP     match ac

Crossover or Straight-through Cable? Its Auto-MDIX

On older devices, we should choose the type of cables for connectivity. If it's same kind of device, then a crossover cable and if they are different, then a Straight-through cable. To overcome this inconvenience , there is a feature introduced on network devices , Auto-MDIX. This feature automatically detects the required cable connection type for a connection. That is, whether to use straight or Crossover. If either one of the connection device supports Auto-MDIX, then no matter the device, you can use a crossover or a straight-through cable. It also needs the speed and duplex auto-negotiation feature being enabled on the device.  In other words, with this feature enabled, the interface automatically corrects for any incorrect cabling. And Automatic medium-dependent interface crossover (Auto-MDIX) is enabled by default (from IOS 12.2(20)SE on-wards). Sample Manual configuration is shown below.

Top 5 Accounts : Review and Adjust your Privacy Settings

So, May 2018 was a remarkable month in the world of data security. European GDPR is now in effect and almost all tech giants are adjusting themselves in order to comply with the data privacy standards. I have consolidated the Privacy policies of the top 5 companies and the link for adjusting/controlling your data privacy. Review your privacy settings and control your own privacy. Google Privacy Policy : https://privacy.google.com/take-control.html Adjust Privacy Settings : https://myaccount.google.com/intro/privacy Facebook Privacy Policy : https://www.facebook.com/privacy/explanation Adjust Privacy Setting : https://www.facebook.com/settings?tab=privacy Instagram Privacy Policy : https://help.instagram.com/519522125107875 Adjust Privacy Settings : https://help.instagram.com/196883487377501 Yahoo Privacy Policy : https://policies.oath.com/ie/en/oath/privacy/index.html Adjust Privacy Settings  : https://policies.oath.com/us/en/oath/privacy/controls/index.html T