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Category Archives for "Packet Pushers Podcast"

How To Reference Nested Python Lists & Dictionaries

This post originally appeared in the Packet Pushers’ Ignition site on March 10, 2020. When getting data back from API queries in Python, the data is often delivered in JSON format. Python libraries such as requests will convert that JSON data structure into a Python-native data structure you can work with. That Python data structure […]

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Day Two Cloud 152: How To Right-Size Access With strongDM (Sponsored)

Welcome to Day Two Cloud. In this episode we take on the problem of over-provisioning access to resources. Sponsor strongDM joins the conversation to share how to properly manage roles and access in our IT systems, focusing heavily on the process of discovery. Who has access to what, and why do they have that access? Our guest from strongDM is Britt Crawford, Director of Product.

Embedding Client IP In DNS Requests: EDNS Client Subnet (ECS)

This post originally appeared on the Packet Pushers Ignition site on December 10, 2019.   DNS is sometimes used to optimize traffic between client and server. That is, a client needs to connect to a server. Resolving the IP address of the server’s hostname is the first thing the client must do before making the […]

The post Embedding Client IP In DNS Requests: EDNS Client Subnet (ECS) appeared first on Packet Pushers.

Your First REST API Call In Python

This post originally appeared on the Packet Pushers’ Ignition site on June 10, 2020. Introduction In many automation scripts, you’ll be retrieving information via some sort of interface and then doing something with the data. The interface is often an API–application programmatic interface. For folks new to APIs, they might seem daunting, but they need […]

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Using OpenSSL With Ed Harmoush 6/6 Troubleshooting: Client Side Certificate Issues – Video

ED, HIS TLS COURSE, AND THE FREE OPENSSL CHEATSHEET Twitter @ed_pracnet https://practicalnetworking.net Practical TLS course: https://pracnet.net/tls OpenSSL Cheatsheet: https://pracnet.net/openssl FILES FOR THE CERT/KEY MATCHING EXERCISE: ZIP VERSION: packetpushers-pracnet-openssl.zip https://ln5.sync.com/dl/1f1f63d90/kqztwkp9-hkcz3yvq-tuzx79ke-aewxgaip TAR.GZ VERSION: packetpushers-pracnet-openssl.tar.gz https://ln5.sync.com/dl/0791b8d50/q973jpyb-qrmz3cpd-xeiar9zn-qu99gi5w FOR MORE INFO Hashing, Hashing Algorithms, and Collisions – Cryptography Symmetric Encryption vs Asymmetric Encryption Public & Private Keys – Signatures & […]

The post Using OpenSSL With Ed Harmoush 6/6 Troubleshooting: Client Side Certificate Issues – Video appeared first on Packet Pushers.

Lost Connections In The Connected Workplace

This post originally appeared in the Human Infrastructure newsletter, a free weekly publication from the Packet Pushers. See back issues and sign up at packetpushers.net/newsletter. As months of work-from-home policies became years, I noticed a pattern in some coworkers and friends (and myself): The longer folks worked from their domestic silos, the more mistrust and […]

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Using OpenSSL With Ed Harmoush 5/6 Inspecting Certificates: Invalid Certificates – Video

ED, HIS TLS COURSE, AND THE FREE OPENSSL CHEATSHEET Twitter @ed_pracnet https://practicalnetworking.net Practical TLS course: https://pracnet.net/tls OpenSSL Cheatsheet: https://pracnet.net/openssl FILES FOR THE CERT/KEY MATCHING EXERCISE: ZIP VERSION: packetpushers-pracnet-openssl.zip https://ln5.sync.com/dl/1f1f63d90/kqztwkp9-hkcz3yvq-tuzx79ke-aewxgaip TAR.GZ VERSION: packetpushers-pracnet-openssl.tar.gz https://ln5.sync.com/dl/0791b8d50/q973jpyb-qrmz3cpd-xeiar9zn-qu99gi5w FOR MORE INFO Hashing, Hashing Algorithms, and Collisions – Cryptography Symmetric Encryption vs Asymmetric Encryption Public & Private Keys – Signatures & […]

The post Using OpenSSL With Ed Harmoush 5/6 Inspecting Certificates: Invalid Certificates – Video appeared first on Packet Pushers.

Cisco Live 2022: A Kinder, Gentler, Cloudier Monster?

Cisco Live 2022 in Las Vegas kicked off with executive keynotes, including an address from CEO Chuck Robbins. My takeaways from the keynotes from Tuesday, June 14th are: Cisco knows it has to work harder to keep customers Cisco has big cloud ambitions Meraki is one key to Cisco’s cloud & simplicity goals Cisco Has […]

The post Cisco Live 2022: A Kinder, Gentler, Cloudier Monster? appeared first on Packet Pushers.

Heavy Networking 635: Unified Network Fabrics With Juniper Apstra (Sponsored)

In today’s sponsored Heavy Networking we talk to Juniper Apstra about how how Apstra delivers on unified data center operations, why fabrics are everywhere, how Apstra differs from other automation and intent solutions, and more. Our guest is Mansour Karam, VP of Product Management.

The post Heavy Networking 635: Unified Network Fabrics With Juniper Apstra (Sponsored) appeared first on Packet Pushers.

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