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In common blockchain design, identity and transaction approval is possible through:
Suggested Answer: A
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35 comments · newest first
MI
Mi
11 months ago
Secret key cryptography? That's not really how it works in blockchain.
MA
Marlon
11 months ago
Not sure about that, seems like a stretch.
VI
Virgina
11 months ago
Wait, isn't AES encryption also used in some cases?
JO
Joanne
12 months ago
Totally agree, it's essential for blockchain security.
AD
Adria
12 months ago
Public key cryptography is the way to go!
MA
Maryann
12 months ago
I’m torn between B and D. I feel like there might be something else that fits better, but public key cryptography seems most relevant.
AN
Annice
1 year ago
I practiced a question similar to this, and I believe public key cryptography is essential for transaction verification in blockchain.
VA
Valentin
1 year ago
I’m not entirely sure, but I remember something about AES being used for data encryption, not identity approval.
CA
Carlota
1 year ago
I think public key cryptography is the right answer since it’s often mentioned in blockchain discussions.
HO
Howard
1 year ago
Public key cryptography is definitely the way to go here. That's the foundation of how blockchain maintains security and trust. I'm confident that's the right answer.
VE
Verdell
1 year ago
I'm a bit confused on this one. I know blockchain uses cryptography, but I'm not sure which type. I'll have to review my notes and try to eliminate the options that don't make sense.
JE
Jeff
1 year ago
Okay, let me think this through step-by-step. Blockchain needs a way to verify identities and approve transactions. Public key cryptography seems like the most logical choice here, since it allows for secure digital signatures. I'm going with B.
LE
Leonora
1 year ago
Hmm, I'm not sure about this one. I know blockchain uses some kind of cryptography, but I can't remember the specifics. I'll have to think this through carefully.
FR
Franklyn
1 year ago
This one seems pretty straightforward. I'm pretty confident that the answer is public key cryptography.
SH
Sheron
1 year ago
Public key cryptography? That's the answer that's as clear as mud. But hey, at least it's not as confusing as trying to understand the blockchain itself.
BU
Buddy
1 year ago
Don't worry, you're not alone in finding it confusing. It takes time to understand the intricacies of blockchain technology.
DA
Dalene
1 year ago
It may seem confusing, but it's a crucial part of how blockchain works.
WA
Wayne
1 year ago
Public key cryptography is used for identity and transaction approval in blockchain.
GR
Grover
1 year ago
None of the above? Really? I thought blockchain was all about that cryptography stuff. Guess I've been living under a rock.
CU
Curtis
1 year ago
User 3: Yeah, it's a common misconception. Public key cryptography is key in blockchain technology.
AL
Aleta
1 year ago
User 2: Oh, I didn't know that. I thought it was something else.
RO
Roy
1 year ago
User 1: Public key cryptography is actually used for identity and transaction approval in blockchain.
MI
Mitsue
1 year ago
Secret key cryptography? Nah, that's so old-school. Blockchain is all about that public key action, baby!
PA
Patti
1 year ago
Secret key cryptography may be old-school, but public key cryptography is the future of blockchain technology.
LU
Luis
1 year ago
Yeah, public key cryptography is essential for secure identity verification on the blockchain.
DE
Dean
1 year ago
Public key cryptography is the way to go for blockchain transactions.
BE
Bethanie
1 year ago
Hmm, I'm pretty sure it's not AES encryption. I mean, that's more for securing data, not identity verification.
LA
Lashawn
2 years ago
Public key cryptography is the way to go! It's like having a secret handshake that only the blockchain knows.
SO
Son
1 year ago
D) None of the above
ER
Ernestine
1 year ago
C) Secret key cryptography
CY
Cyril
1 year ago
B) AES encryption
TE
Teresita
1 year ago
A) Public key cryptography
CH
Cheryl
2 years ago
I'm not sure, but I think AES encryption is also used in some blockchain designs.
LE
Lera
2 years ago
I agree with Louann, public key cryptography is commonly used for identity and transaction approval in blockchain.
LO
Louann
2 years ago
I think the answer is B) Public key cryptography.