By Johannes B. Ullrich, Ph.D. Cisco Security Bulletins
https://tools.cisco.com/security/center/publicationListing.x
Ruby Deserialization
https://www.elttam.com.au/blog/ruby-deserialization/
Ouch Newsletter: Am I Hacked?
https://www.sans.org/security-awareness-training/resources/am-i-hacked
Jonathan Sweeny: Smart Contract Botnets
https://www.sans.org/reading-room/whitepapers/covert/botnet-resiliency-private-blockchains-38050
https://www.sans.org/reading-room/whitepapers/warfare/tearing-smart-contract-botnets-38650
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