Update software-supply-chain-workshop-4.md

Author: monperrus

software-supply-chain-workshop-4.md

@@ -45,14 +45,10 @@ This workshop is organized in the context of the [CHAINS](https://chains.proj.kt
 ### Talk Title \<TBD\>
 
 
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 <img src="workshop_4_assets/hervé_boutemy.jpg" alt="Hervé Boutemy" width=100px />
 
 [Hervé Boutemy (Sonatype \| Apache Software Foundation)](https://www.linkedin.com/in/hboutemy/?originalSubdomain=fr)
 
-<u>Abstract</u>
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-TBD
 
 <u>Speaker Bio</u>
 
@@ -66,10 +62,6 @@ On the OSS front, Hervé is an Apache Software Foundation member and Apache Mave
 
 [Henrik Plate (Endor Labs)](https://linkedin.com/in/henrikplate) 
 
-<u>Abstract</u>
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-TBD
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 <u>Speaker Bio</u>
 
 Henrik Plate is the principal security researcher at Endor Labs. He formerly worked for SAP Security Research, where he established and led the focus topic “Open Source Security” starting 2014. He co-authored several academic papers on this topic, presented at academic and industry conferences like the RSA, is the project lead and core-developer of Eclipse Steady (an open source solution using program analysis techniques to assess the exploitability of vulnerabilities), and contributes to the Risk Explorer for Software Supply Chains (an open source solution to understand supply chain threats and safeguards).