Ransomware: Hacienda of Puerto Rico

By |2021-06-21T09:56:32-04:00June 21st, 2021|Categories: Attribution, Breach, Case Study, Contracts, Cyber, Defensive Methodology, Disclosure, Firewall, Forensic, Hacking, Incident Response, Reports|Tags: , , |

We are publishing a redacted case study related to the ransomware event that occurred at Hacienda of Puerto Rico. Although some elements have been removed from this case study, and a previous redacted case study concerning our involvement as Incident Response leads, it seems industry has not been able to adapt and improve it's resilience against [...]

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Subscribing to the DShield Top 20 on a Palo Alto Networks Firewall

By |2017-05-30T21:01:17-04:00February 23rd, 2015|Categories: Firewall|

This link by Richard Porter provides a quick link to ip's you can easily blacklist with any iptables or netfilter firewall. Ultimately, it provides a quick list of Tor nodes, known spammers and compromised hosts that any NOC/SOC would be interested in blocking. https://isc.sans.edu/diary/Subscribing+to+the+DShield+Top+20+on+a+Palo+Alto+Networks+Firewall/19365

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