updated the resources with 'Signal the ATT&CK'

README.md

@@ -79,6 +79,7 @@
 - [Syscall Auditing at Scale](https://slack.engineering/syscall-auditing-at-scale-e6a3ca8ac1b8)
 - [Catching attackers with go-audit and a logging pipeline](https://summitroute.com/blog/2016/12/25/Catching_attackers_with_go-audit_and_a_logging_pipeline/)
 - [The Coventry Conundrum of Threat Intelligence](https://summitroute.com/blog/2015/06/10/the_conventry_conundrum_of_threat_intelligence/)
+- [Signal the ATT&CK: Part 1](https://www.pwc.co.uk/issues/cyber-security-data-privacy/research/signal-att-and-ck-part-1.html) - Building a real-time threat detection capability with Tanium that focuses on documented adversarial techniques.
 
 #### Frameworks
 
@@ -224,6 +225,7 @@ A curated list of awesome adversary simulation resources
 - [Payload Generation using SharpShooter](https://www.mdsec.co.uk/2018/03/payload-generation-using-sharpshooter/)
 - [SpecterOps Blog](https://posts.specterops.io/)
 - [Advanced Threat Tactics](https://blog.cobaltstrike.com/2015/09/30/advanced-threat-tactics-course-and-notes/) - A free course on red team operations and adversary simulations.
+- [Signal the ATT&CK: Part 1](https://www.pwc.co.uk/issues/cyber-security-data-privacy/research/signal-att-and-ck-part-1.html) - Modelling APT32 in CALDERA 
 
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