Merge branch 'develop' into 'master'

[release] Regular merge of develop

See merge request R3/school/courses!109

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2021/2021-07-27_IT101-DM/slides/ingestion.md

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2021/2021-07-27_IT101-DM/slides/ingestion.md

+# Data housekeeping
+## Available data storage
+<div class='fragment' style="position:absolute">
+<img src="slides/img/LCSB_storages_full.png" height="750px">
+</div>
+
+<div class='fragment' style="position:relative">
+<img src="slides/img/LCSB_storages_personal-crossed.png" height="750px">
+
+<div style="position:absolute;left:65%;top:60%">
+
+* Unless consortium/project has formally agreed to use a secure commercial cloud
+
+</div>
+
+</div>
+
+<div style="position:absolute; width:45%; left:50%; top:28em; text-align:right">
+<a href=" https://howto.lcsb.uni.lu/?policies:LCSB-POL-BIC-02" style="color:grey; font-size:0.8em;">Data Storage and Backup Policy</a>
+</div>
+
+
+
+
+# Data ingestion: Transfer and Integrity
+  * When sending data: <font color="red">Do not use emails, use secure platforms (Cloud, Aspera, Atlas share...)!</font>
+
+<div class="fragment">
+Data can be corrupted:
+
+  * (non-)malicious modification
+  * faulty file transfer
+  * disk corruption
+</div>
+  
+<div class="fragment">
+
+### Solution
+
+ * disable write access to the source data
+ * generate checksums!
+ 
+<div style="position:absolute;left:40%;top:30%">
+<img src="slides/img/checksum.png" width="500px">
+</div>
+</div>
+
+<div class="fragment" style="position:relative; left:0%">
+
+
+## When to generate checksums?
+* before data transfer
+  - new dataset from collaborator
+  - upload to remote repository
+
+* long term storage
+  - master version of dataset
+  - snapshot of data for publication
+</div>
+
+<div style="position:absolute; width:45%; left:50%; top:28em; text-align:right">
+<a href=" https://howto.lcsb.uni.lu/?policies:LCSB-POL-BIC-02" style="color:grey; font-size:0.8em;">Data Storage and Backup Policy</a>
+</div>
+
+
+
+# Data ingestion/Integrity
+## Encryption
+<div class='fragment' style="position:relative;left:25%;top:60%">
+<img  align="middle" height="300px" src="slides/img/encryption.png">
+</div>
+
+<div class='fragment'>
+
+* Guaranted confidentiality
+</div>
+<div class='fragment'>
+
+* Encryption key need to be kept safe
+</div>
+<div class='fragment'>
+
+* <font color= red>Loosing your encryption key means loosing your data!</font>
+</div>
+<div class='fragment'>
+
+* Make a off-site backup of your data
+</div>
+
+

2021/2021-07-27_IT101-DM/slides/introduction.md

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