What is your threat model? If you can guarantee that a combination of Key + Nonce will not repeat, AES-GCM is a better choice.
AES-GCM is a yesterday's achievement. A smarter and a more secure altogether choice today is AES-GCM-SIV. CBC + HMAC is/was before yesterday. > On Feb 25, 2021, at 14:39, Devharsh Trivedi <devharsh.1...@gmail.com> wrote: > > Which of the following is more secure? > 1. AES-GCM (AEAD) > 2. AES-CBC+HMAC (EtA) > > Ref.: https://www.cryptopp.com/wiki/Authenticated_Encryption > > -- > You received this message because you are subscribed to "Crypto++ Users". > More information about Crypto++ and this group is available at > http://www.cryptopp.com and > http://groups.google.com/forum/#!forum/cryptopp-users. > --- > You received this message because you are subscribed to the Google Groups > "Crypto++ Users" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to cryptopp-users+unsubscr...@googlegroups.com. > To view this discussion on the web visit > https://groups.google.com/d/msgid/cryptopp-users/52d33781-53bb-48e9-a895-c996c1254410n%40googlegroups.com. -- You received this message because you are subscribed to "Crypto++ Users". More information about Crypto++ and this group is available at http://www.cryptopp.com and http://groups.google.com/forum/#!forum/cryptopp-users. --- You received this message because you are subscribed to the Google Groups "Crypto++ Users" group. To unsubscribe from this group and stop receiving emails from it, send an email to cryptopp-users+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/cryptopp-users/5A177871-94E1-487F-ABFB-4F88ADA7424D%40gmail.com.
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