Successful leaders must recognize that their role is much more than the endgame of a specialist. Leading requires constant learning and a balance of specialized and broad knowledge.
Source: Don’t be a “leader”
Tag: advise
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Don’t be a “leader”
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Securing secure shell
Stribika gives a bit of advice on how to make a ssh server secure. The advise is focusing on strong cryptography and authentication, along with specific configuration examples for openssh.