Update README.md

README.md

@@ -43,7 +43,7 @@ A collection of essential resources related to cyber threat intelligence theory.
 | [MSTIC](https://twitter.com/MsftSecIntel) | The "cybercrime gig economy" describes the intricacies of Ransomware-as-a-Service (RaaS) and RaaS affiliate operations | [microsoft.com](https://www.microsoft.com/security/blog/2022/05/09/ransomware-as-a-service-understanding-the-cybercrime-gig-economy-and-how-to-protect-yourself/) | 
 | [Google Project Zero](https://twitter.com/ProjectZeroBugs) | GP0 has compiled a spreadsheet of 0day vulnerabilities leveraged in the wild by threat actors before the vendors were aware of them | [0days "In the Wild"](https://docs.google.com/spreadsheets/d/1lkNJ0uQwbeC1ZTRrxdtuPLCIl7mlUreoKfSIgajnSyY/view)|
 | [Katie Nickels](https://twitter.com/likethecoins)| Analysts have compiled a list of court documents issued by the Department of Justice (DOJ) specifically regarding various threat actor charges and indictments, from APT group members to ransomware operators | [Legal Documents of Interest to CTI Analysts](https://docs.google.com/spreadsheets/d/12iZfDkc-DtVNXV5ZoOiKKZuNGcsb3yQ0V3DNBQIalSo/htmlview#gid=1677585875) |
-| [Intel 471](https://intel471.com) | The CU-GIRH is a baseline tool to assist security professionals and teams in organizing, prioritizing, and producing cyber underground intelligence based on General Intelligence Requirements (GIRs) — a compilation of frequently asked intelligence requirements applicable to the cybercrime underground such as: forums, marketplaces, products, services, and threat actors. Access to the GIR Handbook includes an intelligence planning workbook (templates, samples) used by planners | [Cybercrime Underground General Intelligence Requirements Handbook (CU-GIRH)](https://intel471.com/resources/cu-girh-download-request) |
+| [Intel 471](https://intel471.com) | The CU-GIRH is a baseline tool to assist security professionals and teams in organizing, prioritizing, and producing cyber underground intelligence based on General Intelligence Requirements (GIRs) — a compilation of frequently asked intelligence requirements applicable to the cybercrime underground such as: forums, marketplaces, products, services, and threat actors. Access to the GIR Handbook includes an intelligence planning workbook (templates, samples) | [Cybercrime Underground General Intelligence Requirements Handbook (CU-GIRH)](https://intel471.com/resources/cu-girh-download-request) |
 
 ### `Enterprise Threat Intelligence`