Disclosed are systems and methods for securing a network including one or more network nodes connecting a plurality of network connected devices of the network. A method may include: receiving and temporarily storing a plurality of data packets in a shared buffer of a network node; receiving requests from a first processing engine and a second processing engine to access a temporarily stored data packet; generating a first pointer and a second pointer to the temporarily stored data packet, the second pointer being different from the first pointer while pointing to the same temporarily stored data packet; and enabling the first processing engine to use the generated first pointer to access the temporarily stored data packet and the second processing engine to use the generated second pointer to access the temporarily stored data packet.