Ravi Sir's Cards › AWS
755 vs 644?
What is a VPC: your own private network inside one AWS Region, example ThreeTierVpc 10.0.0.0/16.
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What this card says
What it is
755 for folders and scripts.
Why it matters
644 for normal files.
How / example
Fix a web tree.
chmod -R u=rwX,g=rX,o=rX /var/www/site