STP-LWE: A Variant of Learning with Error for a Flexible Encryption

Table 1

	𝑘	Size of public key in bits	Size of private key in bits	Ciphertext expansion rate
GPV08	1	𝑛log𝑞	𝑚log𝑞	𝑚+1
Ours	2	2𝑛log𝑞	𝑚2log𝑞	𝑚2+1