ios - Why to store username and password in Keychain in iPhone app -

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i have worked nsuserdefault keychain concept totally new me.

i have tried looking similar questions couldn't find exact reason so.

what have done:

i know how store data in nsuserdefault. , reason why need store it.

regarding keychain know storing in keychain stores data security encoding original text while nsuserdefault stores data plain text. , stores data after application removed.

is reason storing data in keychain?

edit: got this link says have said.

keychain data more secure in comparision of nsuserdefault. , keychain data in device after remove application device. more keychain wrapper read this.


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