Changes for page SFTP Known Hosts
Last modified by Danniar Firdausy on 2024/09/18 20:35
From version 26.1
edited by Erik Bakker
on 2024/06/20 09:07
on 2024/06/20 09:07
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There is no comment for this version
To version 25.2
edited by Erik Bakker
on 2024/06/20 08:44
on 2024/06/20 08:44
Change comment:
Update document after refactoring.
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... ... @@ -1,6 +1,6 @@ 1 1 {{container}}{{container layoutStyle="columns"}}((( 2 2 3 -In anearlier[[microlearning>>Main.eMagizAcademy.Microlearnings.Intermediate Level.File based connectivity.intermediate-file-based-connectivity-sftp-connectivity||target="blank"]], we discussed how to connect to an SFTP from eMagiz.Later on we zoomed in on an alternative security method to authenticate yourself at the SFTP. More on this can be found in this [[microlearning>>Main.eMagiz Academy.Microlearnings.IntermediateLevel.File based connectivity.intermediate-file-based-connectivity-sftp-security||target="blank"]]. In this microlearning, we want to expand our knowledge and look at away tostoretheuniquefingerprint ofthe SFTP to avoid thatsomeoneelsecanpretendtobe theSFTPwhenyouwanttosenddata(i.e.a"maninthemiddle attack").3 +In the last microlearning, we discussed how to connect to an SFTP from eMagiz. In this microlearning, we want to expand our knowledge and look at a more complex security configuration when connecting to SFTP instances. The configuration we are talking about is the private key configuration. 4 4 5 5 Should you have any questions, please get in touch with [[academy@emagiz.com>>mailto:academy@emagiz.com]]. 6 6 ... ... @@ -15,15 +15,19 @@ 15 15 16 16 By SFTP security, we mean: Making sure that the SFTP we connect to knows that we are indeed eMagiz 17 17 18 -* Each SFTP has a unique fingerprint that identifies the SFTP. 19 -* To prevent a "man in the middle" attack, this fingerprint needs to be stored client side. 20 -* There are two distinct methods to generate the known hosts file. 18 +* Private key is unique per client 19 +* Private key should only be known to the client 20 +* Public key should be known to the SFTP (server), so they trust us when we set up the communication 21 +* A private key comes with a passphrase 21 21 22 -== 3. SFTP Known Hosts==23 +== 3. SFTP Security == 23 23 24 -In th is microlearning, wewant to expandour knowledgeand look at awaytostore the unique fingerprint oftheSFTPto avoidthatsomeone elsecan pretendto be the SFTPwhenyouwant tosenddata(i.e.a"manin the middleattack").Totrievetheuniquefingerprint of anSFTP youfirstedtoconnect totheSFTP inquestion. Thisway youcanretrieve the uniquefingerprintand secureitfile for futureusetoprevent the "man inthemiddle attack".25 +In the last microlearning, we discussed how to connect to an SFTP from eMagiz. In this microlearning, we want to expand our knowledge and look at a more complex security configuration when connecting to SFTP instances. The configuration we are talking about is the private key configuration. 25 25 26 -There are two distinct ways of retrieving and storing the unique fingerprint of the SFTP in a "known hosts file". The first option is portal based and the second option is command line based. The preferred option is the portal based one. Do note that the first option only works if the SFTP is **publicly** accessible without any IP restrictions. 27 +* Private key is unique per client 28 +* Private key should only be known to the client 29 +* Public key should be known to the SFTP (server), so they trust us when we set up the communication 30 +* A private key comes with a passphrase 27 27 28 28 If you are looking for some introductory reading into certificates, please check this [[microlearning>>doc:Main.eMagiz Academy.Microlearnings.Novice.Securing Data Traffic.novice-securing-your-data-traffic-what-are-certificates.WebHome||target="blank"]]. 29 29