Author Archives: bitcollector

TVIX +404% in 12 Trading Days

Covid-19 has caused panic in the stock market and TVIX is rocking, I almost feel bad about making money during this financial meltdown.

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DMVPN with BGP & OSPF

While working on some older CCNP labs recently I needed to get rid of the frame relay that was used in the various labs since it’s no longer being used and is not supported in EVE-NG. I originally connected everything … Continue reading

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CCNP Enterprise (Routing and Switching)

Happy to say that I passed my CCNP re-certification after letting it expire in 2016. It felt good getting back in the lab and running through various routing and switching problems. I used EVE-NG to study with, it’s simply amazing … Continue reading

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Site Reliability Engineering: How Google Runs Production Systems

If you support systems @ scale than you must read the Google SRE book!  Do yourself and your team a favor by making sure you don’t repeat the mistakes in this book! This should be required reading for all managers … Continue reading

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Chromecast WPA-EAP from guest WiFi

You may have recently seen the article about the FBI recommending that all IOT devices be placed onto their own networks for security purposes. The reason being that security in IoT devices has been notoriously bad and in some cases, … Continue reading

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Delegated Credentials: Improving the security of TLS certificates

This is worthy of a share if you are interested in TSL. Facebook, Cloudflare, and Mozilla are working together with the ITEF to develop a new protocol for handling the private keys for SSL certs. Facebook Engineering gives a great … Continue reading

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Tutanota: Secure email, calendar and contact list

Today I upgraded my email provider to Tutanota. They provide encrypted email hosted on servers in Germany. In addition to the encrypted inbox you can easily send end to end encrypted emails with users of other services like Gmail. Fellow … Continue reading

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Site Back Online

Website is back online after a small hiatus. I’m pretty sure my old wordpress instance had been hacked so I nuked the entire site and left it dormant for awhile. Now I’m starting to rebuild it to highlight some of … Continue reading

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