olemus
parameetreid spetsifitseeriv andmejada andmebaasi vm andmeallikaga ühendumise algatamisel
= a string that specifies information about a data source and the means of connecting to it

ülevaateid
https://en.wikipedia.org/wiki/Connection_string

näiteid
https://www.gearhost.com/documentation/connection-strings
https://www.dofactory.com/connection-strings

turvalisus
https://www.defcon.org/images/defcon-18/dc-18-presentations/Alonso-Palazon/DEFCON-18-Alonso-Palazon-String.pdf
https://security.stackexchange.com/questions/178780/how-a-connection-string-injection-attack-is-performed
https://docs.microsoft.com/en-us/aspnet/web-forms/overview/data-access/advanced-data-access-scenarios/protecting-connection-strings-and-other-configuration-information-cs